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science
Ricardo finds an online site about the gas laws. The site shows the equation below for Charles’s law. What change would correct the error on the site?

Science
Why the ball of ventrical is thicker than the ball of atrium

Science
Clasify this reaction Zn(s) + 2HCl(aq)-ZnCl2(aq)+H2(g)

Science
Water condenses on the grass in the early morning help

science
describe briefly how you would prepare a 0.2M solution of KOH in 250cm flask

Science
A kitchen ceiling light has five lightbulbs on it. When one of the lights goes out, the other four will stay lit. This is an example of a series circuit. True or False I think FALSE because a series circuit would make them all go out.

Science
How are fossil fuels formed? A:They are formed from the metamorphosis of rocks deep underneath the ground. B:They are formed from the remains of organisms that were buried and altered over millions of years. C:They are formed from hydrocarbons that react with oxygen.**** D:...

Science
1g mixture of Cu2O and CuO on heating gives 0.88g of copper. Calculate % of CuO in mixture

science
why are cherry blossoms called cherry blossoms

science
A mixture of benzenoic acid aniline and phenol is dissolved in chroloform and the solution was treated with sodium hydroxide.hydrochloric acid and sodium bicarbonate.show the separation chart,identify the composition of each phase and explain the chemistry of the separatiob ...

Science
A car travel along a straight line for first half time with speed 40km/hrs & second half time with speed 60km/hrs. Find average speed.

science
a person moves 30 m north , then 20 m east and finally 30 root 2 south west what is his displacement from the original position

science
a boy is going from one place to another he goes 100m north and then 70 m east find the displacement of the boy from his starting point

Science
Explain why would the debris fan (mound of deposition) be greener than the surrounding areas? Think of the slide mass versus the surrounding in‐place bedrock in terms of porosity and permeability; how would these parameters differ?).

science
Can someone please explain how does the troposphere differ from the stratosphere

science
A lab technician adds 0.035 mol of KCl to 1.00 L of 0.0050 M Pb(NO3)2. Ksp = 1.7 × 10–5 for PbCl2. Which of the following statements is correct? a) Lead chloride precipitates until the solution is saturated. b) The solution is unsaturated and no precipitate forms. c) The ...

physical science
it takes 100n to pull an object up an inclined plane. the gravitational force on object is 600n whats load force whats effort force

Science
What occurs when atoms link together in a new ways to create a substance different from original substances

Science
How does a tornado work?

Science
Electric charges that are different? 1)attract each other 2)repel each other 3)exist in pairs 4)do not interact I think #1 Thanks

science
Which statement most accurately compares Earth’s crust and Earth’s mantle?

Environmental Science
When do government agencies have to file and Environmental Impact Statement (EIS)? A) Any time a federal agency proposes a project that will use taxpayer money*** B) Any time a federal agency proposes a project that will cost more than $1 billion C) Any time a federal agency ...

Science
Acceleration due to gravity on planet mercury 3.7m/s.what would the mass of a person weighing 637 n on mercury

Science
Which of the following is true about the electric charges on the objects below The ball on the right has a positive charge and the ball on the left has a negative charge The ball on the left has a positive charge and the ball on the right has a negative charge The balls do not...

science
Water condenses onto the grass in the early morning when the air is clear because A. the air near the ground is warmer than the ground B. the air near the ground cools to its dew point*** C. the relative humidity decreases D. the presence of carbon dioxide causes water to form.

science
The ozone layer is located

Science
A cyclist speed up at a constant rate from rest to 8m/s to 6s. Find the acceleration of the cyclist

health, science
How can I explain Lung cancer to children? I don't know how to explain in easy words. "Lung cancer is the uncontrolled growth of abnormal cells in the tissues of the lungs. If not treated, lung cancer may spread to the surrounding tissues and other parts of the body."

CHECK my answers Physical science
1. which of the following should be classified as a suspension? A. soda** B. sand in water C. glass D. milk 2. Which of the following is an of example of a chemical property? A. density B. flammability C. hardness** D. melting point 3. Which state of matter has a definite ...

Science
In what fields would a lab technician need to separate & identify organic items? I looked it up and it said organic chemistry, forensics.. . I'm not which one because couldn't it range?

science
Juggle and bangles are clowns.juggles stands on one end of a teeter-Ritter at rest on the ground.bangles jumps off a platform 2.5m above the ground and lands on the other end of the teeter-totter,launching juggles into the air.juggles rises to a height of 3.3m above the ground...

Science
Four equal point charge each of 16microcoulomb are placed on the four corners of a square of side 0.2m.calculate the force on any one of the charge

physical science
can mechanical waves travel through any type of medium?

Math and science young children
What is the shorthand method for adding quantities with the same amount called?

science
mohan travels at 20m/s from home to market and returns at 25m/s find his average velocity for the entire journey

science
What is the pH of a 0.05 M solution of potassium hydroxide??

science
The iodine-131 nuclide has a half-life of 8.0 days. If you originally have a 257 g sample, after 48 days how much will you have?

science
2. Compare and contrast deductive reasoning and inductive reasoning. Based on the information given here, answer the following questions about the experiment: • What are the qualities of deductive reasoning? • What are the qualities of inductive reasoning? • Throughout ...

Engineering science
A boat start sailing on Monday 10:00 at harbour A and sails 600km due north. Later it turns east for a further 420km to reach harbour B on Tuesday at 12:00.a)find total displacement from A-B average. b)speed of the trip.c)average velocity

Science
Hey! so, I was just wondering if someone could check a few of my answers. 1. during what phase of the moon can a lunar eclipse occur? A. New moon B. First Quarter C. Waxing gibbous D. Full moon* 2. Which of the following is the smallest possible amount of time that can pass ...

science
how do layers b and d compare in age? if rock layers between b and d have eroded away,what is the boundary between b and d called

Physical Science
What will be the total resistance and current in a parallel circuit with a 15-volt battery and 3 10-ohm resistors?

Science
What is global warming? What can people do to reduce global warming?

science
2. Compare and contrast deductive reasoning and inductive reasoning. Based on the information given here, answer the following questions about the experiment: • What are the qualities of deductive reasoning? • What are the qualities of inductive reasoning? • Throughout ...

Science
How do calculate specific heat and thermal energy?Science is hard in the 8th grade .

Language arts
1. One would expect people living in a utopian society to be A. wealthy B. difficult C. idealistic D. impossible 2. Which statement best describes a utopian community? A. People band together to share resources and duties equally. B. Resources are distributes in accordance ...

science
Where will the African Plate be in 100 million years?

science sound and light!!!
which of the following involves the diffraction of light waves? A.a glass of water acts like a prism, splitting sunlight from a window into a rainbow on the far wall. B.a stained glass window only allows some of the light from the sun into a room. C.light from a hallway ...

science
Calculate the energy released when 1 gram of uranium undergoes fission reaction

science
the fence posts around a large pasture are 2.5m apart. a horse starts running west beside the fence. when the horse passes the fifth fence post, your second hand is on the 9.0 mark. when the horse passes the fourteenth fence post, the second hand is on 11.5 seconds. what is ...

Science - physics
the fence posts around a large pasture are 2.5m apart. a horse starts running west beside the fence. when the horse passes the fifth fence post, your second hand is on the 9.0 mark. when the horse passes the fourteenth fence post, the second hand is on 11.5 seconds. what is ...

Science
If I live in Louisiana, what is an ecosystem near me?

Science please help
1. What is an example of a stable system?

SCIENCE CHEMISTRY
Use the atomic weight of carbon and chlorine to determine the theoretical value of the molecular weight of CH3OH Or methanol.( atomic weights (c=12, cl=35.5).

SCIENCE CHEMISTRY
Use the atomic weight of carbon and chlorine to determine the theoretical value of the molecular weight of CH3OH Or methanol.( atomic weights (c=12, cl=35.5).

Science
AN experiment discovered that a particular material was a poor conductor of electricity. This material would most likely be used as a(n) A. Conductor B. Insulator** C. Switch D. Resistor

science
Atoms from area A are most likely to form ionic bonds with atoms from area? A. area a B. area d C.area c D. area b

Language Arts
1. One would expect people living in utopian society to be A. wealthy B. difficult C. idealistic D. impossible*** 2. Which statement best describes a utopian community? A. People band together to share resources and duties equally.*** B. Resources are distributed in accordance...

Science
An engineer discovered that a TV set was receiving too much voltage to work properly. Which of the following circuit parts should the engineer add to make the TV set work properly? A:switch B:insulater C:resistor D:conductor I think C is the right answer. Thank you

Physical science
What type of intermolecular forces exist in each liquid

science
which is an example of covalent bond? a.chlorine accepts an electron from calcium b. lons in a bar of pure iron are surrounded by a large number of valence electrons c.sodium gives an electron to chlorine to form a stable bond d.there are less than 16 valence electrons in two ...

science
A cannon on wheels (mass = 300 kg) shoots Bo Bo the clown (mass = 60 kg) over the big top. If Bo Bo's speed out of the cannon is 22 m/s, with what speed will the cannon recoil?

integrated science
what is soil profile?

science
If all of the prairie dogs were removed, how do you think the prairie ecosystem would be affected?

science chemical reactions
which option shows a coefficient on the product side in this chemical equation? 3Fe +4H20 -->Fe30 +4H2 A. the 3 in Fe and 4 in H2O B.the 2 in H2O the 3 and 4 in Fe3o4 and the 2 in H2 C.the 4 in H2 D.the 3 in Fe and 4 in H2O and 4 in H2

science
what type of reaction is this 2h2o2 (l) -> 2h2o(l)+ o2 (g) a.single replacement reaction. b.decomposition reaction. c.acid-base neutralization reaction. d.no reaction.

Science
How many unit cells can be made out of an 18 carat pure 197 g sample of gold ?( FCC structure A = 197 u)?

physical science
Which description does the phrase "mechanical advantage" most closely relate to? A. The same amount of work using less force. B. The same amount of power using less work. C. The same amount of work using less power. D. The same amount of power using less pulleys.

Science
How many grams of Sodium chloride are in 53.2 g of solution that is 0.50% by mass sodium chloride?

Environmental Science
The ash produced when solid waste is incinerated is____________ than the original solid waste. A) less toxic*** B) more toxic C) as toxic D) more recyclable Since the toxins could have been burned away, leaving behind the ash.

science
Recall from previous activities in this lesson which era is sometimes referred to as the Age of Mammals. Locate and click on this section of the geologic time scale, and list the other possible names that could have been used to describe this era, and why?

Science
Can someone explain the idea of "structure affects function" please? And can you please give me an example?

Physical Science
What is the relationship between the temperature of a star and the spectrum of the star?

Environmental Science
Which type of solid waste is mostly paper, yard waste, food waste and plastics? municipal*** industrial biodegradable recyclable

science
Hi! Please help as soon as possible! This is my science connections academy test that I took but it restarted. I really don't want to do it again! THANK YOU! 1. Box A is hotter than Box B. After the heat is transferred, they become the same temperature. Which of the following ...

science
Hi! Please help as soon as possible! This is my science connections academy test that I took but it restarted. I really don't want to do it again! THANK YOU! 1. Box A is hotter than Box B. After the heat is transferred, they become the same temperature. Which of the following ...

Science
which of the following building materials come from renewable resources? Clay Glass*** Metal Plastic

Science
Carbon dioxide, ethanol, and energy are the products when anaerobic respiration occurs in oxygen*** in the presence of nitrogen in yeast cells in an animal cell

Science
It is possible that a raindrop that splashes you may be water from a lake you swam in the week before. True*** False

Science
One light bulb in a string of lights goes out. This causes all the other lights in the string to also go out. This is an example of a?? 1) resistor 2)parallel circuit 3)closed circuit 4)series circuit I think #4. Thanks in advance for your help.

Science
When the anthers are burst open, they shed a number of . . .

Science
What is similarity between meiosis and mitosis.

Science
How will resistance change when the voltage increases in an electric circuit if the current remains constant

Science
In a bank there are as many coins as the number of molecules in 1.6ug of methane. How many coins are there in the 4 bank?

Science
Why does a thrown footbal have bpoth potential and kinetic energy? Whats is the combined energy called? The combined energy is mechanical. The kinetic is the physical throw of the ball and the potential energy is the postion the ball starts at before beiing thrown. How do the ...

Science please help
i am sorry to bother you Ms. Sue but i need to present your proposal of a device that minimizes heat transfer. can you please give a list of insulators

Science
Can 8.9×10-19 be given to a conductor?

science
Of the following, which is NOT an adaptation made by reptiles to life on land? thick, dry, water-proof skin exchange oxygen and carbon dioxide in lungs only eggs with leathery shells open circulatory system I think its either C or B

Science please help
12. Measure the temperature of two unknown samples with your thermometer 13. Record both temperatures using the scale on the straw. please help ive been stuck for about 1 hour and a half

science
The greatest and least resultant of two forces acting at a point is 29 kgwt and 5 kgwt respectively.If each force is increased by 3 kgwt.Find the resultant of the two new forces when acting at right angles to each other?

science
The greatest and least resultant of two forces acting at a point is 29 kgwt and 5 kgwt respectively.If each force is increased by 3 kgwt.Find the resultant of the two new forces when acting at right angles to each other?

science
An aeroplane has to go from a city A to another city B 500 km away in which B is north of A.The wind is blowing towards east at a speed of 20m/s.The air speed of aeroplane is 40 m/s.The direction in which the pilot should head the plane to reach the point B is

SCIENCE
A block of mass m having charge q is sliding down an inclined plane of inclination and coefficient of friction.When uniform electric field E is applied parallel to the base of inclined plane,the block slides down with constant velocity.The value of E is?

Science
Which of the following best describes adaptive immunity

Science
Calculate volume of Carbon dioxide produced on heating 10g of limestone at S.T.P

Science
A golfer hits a 0.05 kg golf ball with an impulse of +3 N-s. What is the change in velocity of the ball?

science
a train travels with a constant speed of 84 km/h. how long will it take to travel a distance of 210 kilometers?

science
A 50-kg object moving at 12 m/s has a momentum of 600 kg ´ g m/s. What is the mass of an object, moving at 4 m/s that has the same momentum?

science
Mary drives her car with a constant speed of 84 km/h. How long will she take to travel a distance of 168 kilometers?

science
a garden pea plant bearing terminal violet flowers when crossed with another pea plant axial violet flowers produce axial, violet, axial white flowers in the ratio 3:1 . work out the cross showung the genotype of the parent plantand their progeny . name the law

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