Monday
September 26, 2016

Homework Help: Science: Scientists

Recent Homework Questions About Scientists

Please help do by 10:00 Science
1. Convert 4.0 kilometers (km) to meters (m). (1 point) 0.04 m 40 m 400 m 4,000 m 2. For his science project, Austin wants to determine if the pH of standing rainwater changes over time. He collects a jar of rainwater and places it indoors in a spot that does not receive a lot...
Sunday, September 25, 2016 by BLOB

Science 7th Grade
How do i solve this. Atomic Theory Date (year) Name of Scientist(s) Contribution to the Theory Source 5th century BC Leucippus and Democritus They proposed that all matter is composed of tiny particles called atoms that can’t be split into smaller pieces and that attach ...
Sunday, September 18, 2016 by None Of Your BIzz

ela
1. Which of the following is not part of the rising action in "Raymond's Run"? (1 point) A. Squeaky and Raymond confront Mary Louise and her friends on Broadway. *** B. Mr. Pearson hints to Squeaky that she should consider letting the new girl win. C. Squeaky is ...
Friday, September 16, 2016 by olivia

Language Arts
1. Which of the following is not part of the rising action in "Raymond's Run"? (1 point) A. Squeaky and Raymond confront Mary Louise and her friends on Broadway. B. Mr. Pearson hints to Squeaky that she should consider letting the new girl win. C. Squeaky is ...
Thursday, September 15, 2016 by Trisha

Chemistry
A scientist used 21.0g of NaHCO3. How many miles of NaHCO3 were in this sample?
Wednesday, September 7, 2016 by Diana

Sciences
scientist are often eager to learn more about the world around them. what is this attitude called? Curiosity •• Honesty Creativity Ethics
Friday, September 2, 2016 by Keeper

Science
Q1: Why do scientist use models? A.) Scientist use models to learn about things that are too small, too late, or too complex to observe directly. B.) Scientist use models because doing so is always part of the scientific method. C.) Scientist use models because they always ...
Thursday, September 1, 2016 by Help please

8th Grade Science
Why do scientist use standered units of measurements? A.) Because their tools only measure in units B.) Because their units are either too small or too large to work with C.) So they can communicate findings without confusion D.) So that people who are not scientists can ...
Thursday, September 1, 2016 by ItsMe!

Check answer for la please!!
In which sentence is the word periscope used correctly? A. Excited about her finding, the scientist used a periscope to view the organisms in the water sample. B. On the night of the full moon, we used the periscope to look at the sky. C. Sitting behind the tall stone walls, ...
Monday, August 29, 2016 by Chloe

SCIENCE
1. WHICH OF THE FOLLOWING IS MOST LIKELY TO RESULT IN A SCIENTIST DRAWING WRONG CONCLUSIONS? A. CONDUCTING A DOUBLE-BLIND TEST B. CONDUCTING A CONTROLLED EXPERIMENT C. PREVENTING OPINIONS FROM AFFECTING DATA COLLECTION D. GATHERING DATA FOR A BRIEF PERIOD OF TIME D
Monday, August 22, 2016 by HAYDEN

geometry
A cylindrical beaker has a height of 5 inches and a volume of 63 cubic inches. A scientist pours a chemical from the beaker to a similar beaker with a height that is 100% greater. What is the volume of the larger beaker?
Thursday, August 18, 2016 by kirk

Science
A scientist studying the effects of gamma rays on marigolds gathered the data shown below. Hypothesis: Marigolds exposed to higher levels of radiation will not grow as well as marigolds that are exposed to less radiation Plant A: Gamma Rays (Rad/day) is 5. Water (mL/week) 50. ...
Wednesday, August 17, 2016 by A.

Science
which of the following describes scientific inquiry? (1 point) a statement that describes what scientists expect to happen in an experiment facts, figures, and other evidence gathered through observation the diverse ways in which scientists study the natural world a well-...
Monday, August 15, 2016 by LOVE

Science
Why might a scientist estimate a measurement?
Thursday, August 11, 2016 by Ariana

College Chem.
A scientist adds 1.00 moles of phosphoric acid to a liter of water to make a solution. How many moles of NaOH should be added to ensure that the concentration of H2PO4- is equal to three times the concentration of HPO42? Remember that H3PO4 is a triprotic acid. I don't ...
Thursday, July 21, 2016 by John

Science
3. Which of the following small bodies are the hardest to tell apart because they are made of similar materials? dwarf planets and comets asteroids and comets comets and meteoroids asteroids and meteoroids** A scientist examines a sample of an object from the solar system. ...
Wednesday, May 11, 2016 by lifeisgreat

Math
If a substance has a half life of 600 seconds. If a scientist begins with an initial amount of 1kg complete the following problems: create an exponential equation using proper variables?
Wednesday, May 11, 2016 by Cali

life sciences
Formulate a hypothesis for this investigation? A scientist used biotechnology to clone a cow.over a period of 10 days the clones were monitored carefully and the number of the survived clones were notated.the line graph below presents the results of the survival rate.
Sunday, May 8, 2016 by Nomvuyo

Science
Name two types of evidence used to support the theory if evolution. Explain how scientist use each type of evidence to provide support for evolution. Give one example of each
Thursday, April 28, 2016 by Plz help

Chemistry
As an eager scientist on a hot summer day you wish to determine how much ice to buy to add to your cooler which is filled with 4.0 × 101 cans of soda which are warm at 82.9°F. Each can has a mass of 378 g and ideally you want the temperature of the drinks to be 40.1&...
Saturday, April 9, 2016 by Spencer

Sri sankara global academy/ Chemistry
A food scientist also tested some ethanoic acid solution. Ethanoic acid is the acid which is found in vinegar.His results are shown below. vinegar ethanoic acid Volume used/Cm3 50 10 volume of NaOH needed to neutralise/cm 30 10 The ethanoic acid solution contained 10 g of acid...
Thursday, March 24, 2016 by vidya

science help please
1. Which of the following best describes the movement of an object at rest if no outside forces act on it? (1 point) It will move due to inertia. Gravity will eventually cause it to move. It will stay at rest due to inertia. It will stay at rest due to gravity. 2. A 2,500 kg ...
Monday, March 21, 2016 by PlsHelp

Science
1. Which of the following best describes the movement of an object at rest if no outside forces act on it? (1 point) It will move due to inertia. Gravity will eventually cause it to move. It will stay at rest due to inertia. It will stay at rest due to gravity. Physics 2. A 2,...
Wednesday, March 16, 2016 by Tanner fox

About Drama
1. Which of these sentences is using appositive phrase correctly? a. The Grand Canal, which is the oldest man-made waterway in the world, is still used today in China. **?? b. The Grand Canal in China is a man-made waterway, still used, that is the oldest in the world. c. The ...
Monday, March 14, 2016 by Etta

All about DRAMA! P.S. - Please check!
1. Which of these sentences is using appositive phrase correctly? a. The Grand Canal, which is the oldest man-made waterway in the world, is still used today in China. b. The Grand Canal in China is a man-made waterway, still used, that is the oldest in the world. c. The Grand...
Sunday, March 13, 2016 by Etta

Math
A scientist is working with 17 meters of gold wire how long is wire in millimeters
Wednesday, March 9, 2016 by Ariree

math
A scientist identifying cacti in a certain area of the Mojave Desert has found 46 prickly pears and 76 other cacti so far. What is the experimental probability that the next cactus identified will be a prickly pear? Simplify your answer and write it as a fraction or whole number.
Tuesday, March 8, 2016 by Anonymous

HISTORY
Greek educators, religious reformers,scientist of intellectual revolution, political philosophers constructed the door through when the pilgrims entered the new world when they arrived. [Critically analyze] who are the Greek educators? who are the religious reformers ? who are...
Monday, March 7, 2016 by TANYA

science
1. The current atomic model would be revised if (1 point) better microscopes were being used to study its structure. better microscopes are invented in the future. new information about an atom’s structure is discovered. a new element is discovered in the future. 2. ...
Thursday, March 3, 2016 by Anonymous

science help
A scientist uses a computer model to understand a widely accepted theory about Earth's surface. The computer model would most likely help the scientist to... A. reduce the intensity of earthquakes B. discover new facts about the theory C. stop the creation of faults during...
Tuesday, February 23, 2016 by Oscar

science help
A scientist plans to find out the percent of teenagers who like science. She interviews 500 teenagers leaving a science museum and finds that 450 of them like science. The scientist concludes that 90 percent of teenagers like science. Why is the scientist's conclusion most...
Tuesday, February 23, 2016 by Oscar

algebra
A research scientist measures the outside temperature, in degrees Fahrenheit, at various times throughout a 24-hour period and records her findings in the graph below. In this real-world function, the hours represent the input values, and the temperature represents the output ...
Tuesday, February 23, 2016 by crissy

science/bioligy
How would a scientist use DNA or protein sequences from three different organisms to construct a cladogram? need help!!! how do I do this??
Monday, February 22, 2016 by Anonymous

science/biology (cladogram)
How would a scientist use DNA or protein sequences from three different organisms to construct a cladogram? don't understand this how do I write this???? help!!!!
Monday, February 22, 2016 by e,mma

Chemistry
An atmospheric scientist interested in how NO is converted into NO2 in urban atmospheres carries out two experiments to measure the rate of this reaction. The data are tabulated below. A: [NO]0 = 9.63 × 10-1 M, [O2]0 = 4.1 × 10-4 M t(s) 0/3.0/6.0/9.0/12.0 [O2] 4.1/...
Thursday, February 18, 2016 by Jesse

Earth science
A scientist wants to determine the age of a rock. The rock contains an index fossil and an ancient relative of a living organism. Which is more useful for dating the rock, and why? Answer: an ancient relative of a living organism would be more useful for dating the rock ...
Wednesday, February 17, 2016 by Sue

Science
Which statement best describes the Richter scale? A. It's named after a scientist who studied tornadoes. (B. It's a numerical rating system that measures the largest seismic waves during an earthquake.) C. It's a numerical system that measures the smallest seismic ...
Wednesday, February 10, 2016 by Jocelynn

PLEASE CHECK IF THEY ARE CORRECT!!! THANKS
1. Which layer of the sun's atmosphere are you looking at when you look at an image of the sun? Photosphere Chromosphere*************** Corona Prominence 2. Which of the following materials could have been found in the giant cloud that formed the solar system? Hydrogen and...
Thursday, February 4, 2016 by Girl with questions.

Science
How do you think a scientist might figure out a person’s identity from bones? My answer I think that depending on the shape and size of the bones are different for every person like you DNA. This is how they know who you are. it is also possible that your bones carry DNA ...
Monday, February 1, 2016 by Anonymous

Math
1. Doug earns $10.50 per hour at a restaurant. On Friday, he's been 1 3/4 hours cleaning, 2 1/3 hours doing paperwork, and one 512 hours serving customers . What were dougs earning? 6. Salid bought 35 feet of window trim at a hardware store. The trim it cost $1.75 per foot...
Sunday, January 31, 2016 by Melanie

Science
Miss sue can you check these thanks. which of the following describes scientific inquiry? (1 point) a statement that describes what scientists expect to happen in an experiment facts, figures, and other evidence gathered through observation the diverse ways in which scientists...
Thursday, January 21, 2016 by New student

Science
1.which of the following describes scientific inquiry? (1 point) a statement that describes what scientists expect to happen in an experiment facts, figures, and other evidence gathered through observation the diverse ways in which scientists study the natural world a well-...
Wednesday, January 20, 2016 by Charlie Shuler

SCIENCEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE
1. The current atomic model would be revised if (1 point) better microscopes were being used to study its structure. better microscopes are invented in the future. new information about an atom’s structure is discovered. a new element is discovered in the future. 2. ...
Wednesday, January 13, 2016 by CUPCAKE HELP

Science
1.What information would a scientist need to discover whether a disorder had a genetic cause, an environmental cause, or a combination of the two? 2.How do mutations affect an organism? Why can some mutations have no effect? 3.Which of these traits or behaviors is most likely ...
Tuesday, January 12, 2016 by Steph

HELP_ME_PLEASE_VERY FAST
1.What information would a scientist need to discover whether a disorder had a genetic cause, an environmental cause, or a combination of the two? 2.How do mutations affect an organism? Why can some mutations have no effect? 3.Which of these traits or behaviors is most likely ...
Tuesday, January 12, 2016 by Steph

Science
What information would a scientist need to discover whether a disorder had a genetic cause, an environmental cause, or a combination of the two?
Tuesday, January 12, 2016 by Dora_the_nerd

science
What information would a scientist need to discover whether a disorder had a genetic cause, an environmental cause, or a combination of the two?
Tuesday, January 12, 2016 by Dora_the_nerd

HEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEELPP
Melinda’s science teacher gave her an unknown substance to identify based on its properties. After a few tests, Melinda listed her observations in a chart. reflects light very well warms up in my hand flattens out when hit with a hammer conducts electricity Which kind of...
Monday, January 11, 2016 by CANDY HELP

MATH Precalculus
1) A radioactive substance decays exponentially. A scientist begins with 150 milligrams of a radioactive substance. After 26 hours, 75 mg of the substance remains. How many milligrams will remain after 46 hours? 2) A house was valued at $110,000 in the year 1988. The value ...
Saturday, January 9, 2016 by Hai

Science
Imagine that the label on a sunscreen product reads, “Recommended by nine out of ten doctors.” No other information regarding this claim is provided. Why would a scientist tell a consumer to be wary of this statistical claim? A. Sunscreen products are ineffective. B...
Wednesday, January 6, 2016 by Joel

biology help please :)
Two chemists measure the densities of an unknown metal sample. They both find that the sample has a density of 8.94 g/mL. Chemist A uses a chart and says that the metal must be copper since the density of copper is exactly 8.94 g/mL. Chemist B says that the metal could be a ...
Saturday, January 2, 2016 by basketball&batman

Math
1.A scientist is studying the growth of a particular species of plant. He writes the following equation to show the height of the plant f(n), in cm, after n days: f(n) = 12(1.03)n Part A: When the scientist concluded his study, the height of the plant was approximately 16.13 ...
Saturday, December 19, 2015 by Blake

Math
1.A scientist is studying the growth of a particular species of plant. He writes the following equation to show the height of the plant f(n), in cm, after n days: f(n) = 12(1.03)n Part A: When the scientist concluded his study, the height of the plant was approximately 16.13 ...
Saturday, December 19, 2015 by Math student

Science
1.)TRUE OR FALSE: Scientific investigations involve testable questions. * True False 2.)Which of the following would not be a reliable place to find research for a scientific investigation? * science journals experts wikipedia textbooks 3.)Why should a scientist reapeat an ...
Wednesday, December 9, 2015 by Jasmine

math
a scientist dropped an object from a height of 200 feet. She recorded thee height of the object in 0.5 second intervals.
Wednesday, December 9, 2015 by Anonymous

Science
Structure, Function, Information Processing Test: Unit2 1. Enzymes are important because they: contain water speed up chemical reactions***** contain genetic material help the cell maintain its shape. 2. Which term refers to the diffusion of water through a membrane? osmosis...
Monday, December 7, 2015 by QuestionInator

science
a scientist is trying to determine the identity of an element. it highly reactive in water and forms an ionic bond with chlorine. its very shinny. the element is likely? A) from Group 17 B) from group 1 C) from group 15 D) a noble gas
Saturday, December 5, 2015 by 7th science

Biology Check my work please
The Hershey-Chase experiment proved that DNA was the hereditary material because. a) radioactive phosphorus in viral proteins was shown not to enter bacterial cells b) radioactive phosphorus in viral DNA was shown to enter bacterial cells **** (my choice) c) radioactive sulfur...
Friday, December 4, 2015 by sammy

biology check answers please
The Hershey-Chase experiment proved that DNA was the hereditary material because. a) radioactive phosphorus in viral proteins was shown not to enter bacterial cells b) radioactive phosphorus in viral DNA was shown to enter bacterial cells **** (my choice) c) radioactive sulfur...
Thursday, December 3, 2015 by sammy

science help
One scientist discovered a new theory on the evolution of the universe. What is the next step for the scientist to take? A. transform the results of the theory into universal laws of nature. B. inform the scientific community so they can verify the results. C. call a press ...
Thursday, November 19, 2015 by Oscar

algebra 1
A research scientist measures the outside temperature, in degrees Fahrenheit, at various times throughout a 24-hour period and records her findings in the graph below. In this real-world function, the hours represent the input values, and the temperature represents the output ...
Tuesday, November 17, 2015 by Crissy

Science
You are creating a carbon cycle poster. which object could you add to the image as another example of combustion of fossil fuels? A. the sun B.a buzzard eating a dead animal C.a person driving a car D.a scientist digging up fossils My answer is A is that correct
Tuesday, November 10, 2015 by Ariel

Science
1. Which layer of the sun's atmosphere are you looking at when you look at an image of the sun? Photosphere Chromospheres Corona Prominence 2. Which of the following materials could have been found in the giant cloud that formed the solar system? Hydrogen and helium ...
Monday, November 9, 2015 by Shalee^~^

Science
1. Which layer of the sun's atmosphere are you looking at when you look at an image of the sun? Photosphere Chromospheres Corona Prominence 2. Which of the following materials could have been found in the giant cloud that formed the solar system? Hydrogen and helium ...
Monday, November 9, 2015 by Shalee^~^

Science
1. Which layer of the sun's atmosphere are you looking at when you look at an image of the sun? Photosphere Chromosphere*************** Corona Prominence 2. Which of the following materials could have been found in the giant cloud that formed the solar system? Hydrogen and...
Saturday, November 7, 2015 by Lea

Science
How did the discovery of the electron change the atomic model? A.It disapproved the earlier idea of an invisible atom. B. It confirmed that atoms are very tiny C. it exposed fraudulent conducted by unqualified scientist D. It proved that atoms are easier to see than once ...
Saturday, November 7, 2015 by Lea

Science
1.Why can certain stars sometimes be identified as eclipsing binary stars? A. They are brighter than any single star. B. They are all white dwarfs C. They become dimmer at regular intervals*** D. They are cool red stars. 2. Which of the following is a major difference between ...
Saturday, October 24, 2015 by Shalee ^~^

Astronomy
1.Why can certain stars sometimes be identified as eclipsing binary stars? A. They are brighter than any single star. B. They are all white dwarfs C. They become dimmer at regular intervals*** D. They are cool red stars. 2. Which of the following is a major difference between ...
Saturday, October 24, 2015 by Shalee ^~^

History
1.)Studies conducted in england during the industrial revolution have shown that children born to poor families were, on average, shorter than those born to wealthier parents. The most likely expalanation for this difference in hieghts is a difference in A.)Nutrition B.)Family...
Wednesday, October 21, 2015 by DJ

History
1.)Studies conducted in england during the industrial revolution have shown that children born to poor families were, on average, shorter than those born to wealthier parents. The most likely expalanation for this difference in hieghts is a difference in A.)Nutrition B.)Family...
Tuesday, October 20, 2015 by DJ

Science
1.)Studies conducted in england during the industrial revolution have shown that children born to poor families were, on average, shorter than those born to wealthier parents. The most likely expalanation for this difference in hieghts is a difference in A.)Nutrition B.)Family...
Tuesday, October 20, 2015 by Douglas

science
Which of the following is an example of inbreeding? A) a farmer chooses the cos in his or her herd that produce he most milk and breeds only those cows. b) a farmer chooses the cows in his or herd that produces the most milk and breeds them with cows that get sick less often. ...
Monday, October 19, 2015 by Ana

History
5.)What was the main effect of the 1763 Treaty of Paris A. France gained more Canadian territories. B. Spain lost all its holdings in North America C. Britain gained more land in North America D. Native Americans lost most of their tribal lands A.)France gained more ccanadian ...
Monday, October 19, 2015 by Douglas

Chemistry
A scientist wants to make a solution of tribasic sodium phosphate, Na3PO4, for a laboratory experiment. How many grams of Na3PO4 will be needed to produce 550 mL of a solution that has a concentration of Na+ ions of 0.600 M ?
Wednesday, October 14, 2015 by Lo

english
On a late December afternoon last year, Pam Markesan looked into the New Mexico sky and saw three pulsing blue lights. The lights crossed the sky overhead, and as they did Ms. Markesan saw that they belonged to a spinning, disc-shaped craft unlike any plane she had ever seen. ...
Sunday, October 11, 2015 by damien

Math-Sorry I had a mistake in the first problem.
Please check my work: Label the dependent and independent variable. 1. Time spent studying and Score on a test 2. If a scientist conducts an experiment to test the theory that a vitamin could extend a person's life expectancy. What are the dependent and independent ...
Saturday, October 10, 2015 by Katie

Msth
Please check my work: Label the dependent and independent vstiablr. 1. Time spent studying and Score on a test 2. If a scientist conducts an experiment to test the theory that a vitamin could extend a person's life expectancy. What are the dependent and independent ...
Saturday, October 10, 2015 by Katie

english
On a late December afternoon last year, Pam Markesan looked into the New Mexico sky and saw three pulsing blue lights. The lights crossed the sky overhead, and as they did Ms. Markesan saw that they belonged to a spinning, disc-shaped craft unlike any plane she had ever seen. ...
Friday, October 9, 2015 by Damien

science
Suppose a scientist found a new fossil that indicated it was a primitive mammal. Relative dating techniques place the age of this fossil at a much earlier time than mammals were thought to exist. What effect will this finding have on understanding of the history of life? a. ...
Tuesday, October 6, 2015 by kayla pkz help

Science
Why do scientists use models of natural systems? (1 point) Scientists use models of natural systems because these systems are often too large, too small, or too complex to study directly**** Scientists use models of natural systems because they like to use art in science. ...
Tuesday, October 6, 2015 by Shalee ^~^

Science
1. Why do scientists use models of natural systems? (1 point) Scientists use models of natural systems because these systems are often too large, too small, or too complex to study directly. Scientists use models of natural systems because they like to use art in science. ...
Sunday, October 4, 2015 by Shalee ^~^

social studies
which culture carried the knowledge of iron tools across Southern Africa in a series of migrations? a. Nubians b. Arabs c. Bantu d. Europeans which group of foreign traders first became involved in Eastern Africa's slave trade? a. Arabs b. British c. Dutch d. Portuguese ...
Thursday, October 1, 2015 by khandrel

Science 1 question
A researcher, studying dolphins in the wild, made the following sketch. Each dot on the map represents one dolphin. The area surveyed by the scientist was 1 km ^2. Based on the researcher's data, how many dolphins would you estimate to be in a 3 km ^2 area? 3 7 14 21 SORRY...
Tuesday, September 29, 2015 by Noel

Chemistry
I cannot understand how the mass of the system has changed. There's no need for you to do my work please just explain it to me! :) thanks so much A scientist placed copper powder into a crucible and heated it until all of the copper reacted. The resulting product was ...
Tuesday, September 29, 2015 by nicole

math
can you please check my work. sorry to repost but I was skipped over earlier and just want to know if I did this correctly? A scientist uses a submarine to study ocean life. She begins at sea level, which is at an elevation of 0 ft. she travels straight down at a speed of 3....
Sunday, September 27, 2015 by sara7

math
can you please check my work. A scientist uses a submarine to study ocean life. She begins at sea level, which is at an elevation of 0 ft. she travels straight down at a speed of 3.5ft per second. she then travels directly up 30seconds at a speed of 2.2ft per second. 1) after ...
Sunday, September 27, 2015 by sara7

Algebra
A type of plant is introduced into an ecosystem and quickly begins to take over. A scientist counts the number of plants after m months and develops the equation p(m)=19.3(1.089) raised to m, to model the situation. Most recently, the scientist counted 138 plants. Assuming ...
Wednesday, September 23, 2015 by Lina

Science
A scientist was studying the effects of oil contamination on ocean seaweed. He thought that oil runoff from storm drains would keep seaweed from growing normally so he decided to do an experiment. He filled two tanks of equal size with water and monitored the dissolved oxygen ...
Tuesday, September 22, 2015 by Mike

SS
A scientist was studying the effects of oil contamination on ocean seaweed. He thought that oil runoff from storm drains would keep seaweed from growing normally so he decided to do an experiment. He filled two tanks of equal size with water and monitored the dissolved oxygen ...
Tuesday, September 22, 2015 by Mike

Science
A scientist was studying the effects of oil contamination on ocean seaweed. He thought that oil runoff from storm drains would keep seaweed from growing normally so he decided to do an experiment. He filled two tanks of equal size with water and monitored the dissolved oxygen ...
Tuesday, September 22, 2015 by Michael

Science
If an experiment disproves a scientist’s hypothesis, what should the scientist do next? Develop a testable question. Revise the hypothesis and try the experiment again.*** Develop a theory based on the data gathered in the experiment. Change the dependent variable.
Wednesday, September 16, 2015 by Anonymous

Science
In general, what would a scientist do after forming a testable question? Design an experiment. Develop a hypothesis**. Draw a conclusion. Analyze data.
Wednesday, September 16, 2015 by Anonymous

science
A scientist makes the measurements shown in the data table below. She needs to know the total volume of her other samples. which of the following shows the total volume reported with the correct number of digits and units. Samole A 12.14 ML Sample B 3.400 ML Sample c 0.7 ML A...
Tuesday, September 15, 2015 by China one

Science
In general what would a scientist do after forming a testable questions? -Design an experiment**** -Develop a hypothesis -Draw a conclusion -Analyze data
Tuesday, September 15, 2015 by Elizabeth

Science
A scientist studying the effects of gamma rays on marigolds gathered the data shown below. Hypothesis: Marigolds exposed to higher levels of radiation will not grow as well as marigolds that are exposed to less radiation Plant A: Gamma Rays (Rad/day) is 5. Water (mL/week) 50. ...
Monday, September 14, 2015 by Tim

Commonwealth connections academy
Question 1. Which of the following statements describes the aim of the person who threw the dart shown in the picture. A. The person's aim was both precise and accurate B. The person's aim was precise, but it was not accurate C. The person's aim was accurate, but ...
Tuesday, September 8, 2015 by Caitlyn

Reading
In which sentence is the word periscope used correctly? A. Excited about her finding, the scientist used a periscope to view the organisms in the water sample.**** B. On the night of the full moon, we used the periscope to look at the sky. C. Sitting behind the tall stone ...
Wednesday, September 2, 2015 by Anonymous

Science
1. Why do scientists use models of natural systems? (1 point) Scientists use models of natural systems because these systems are often too large, too small, or too complex to study directly.*** Scientists use models of natural systems because they like to use art in science. ...
Monday, August 31, 2015 by Anonymous

science
1. Why do scientists use models of natural systems? (1 point) Scientists use models of natural systems because these systems are often too large, too small, or too complex to study directly. Scientists use models of natural systems because they like to use art in science. ...
Monday, August 31, 2015 by Anonymous

science
1. Why do scientists use models of natural systems? (1 point) Scientists use models of natural systems because these systems are often too large, too small, or too complex to study directly. Scientists use models of natural systems because they like to use art in science. ...
Monday, August 31, 2015 by Anonymous

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Homework Help: Science