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December 20, 2014

Homework Help: Health: Physical Fitness

Recent Homework Questions About Physical Fitness

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Physical Science
if a blue object is placed in front of the screen, what color will it be? explain the answer.
Sunday, May 5, 2013 at 1:51pm

Physical Science
A car of mass 900 kg moves at 10 m/s. What is the braking required to stop the car in a time of 5 seconds
Sunday, May 5, 2013 at 1:34pm

physical aspects
A 600 lb. oak packing crate is sitting on a cross grained, 14 ft long, oak ramp. The force of the box against the ramp is 520 lbs, and the downhill force on the box is 300 lbs. Will the box slide down the hill all by itself? Give the box a nudge, will it stop? If the box will ...
Sunday, May 5, 2013 at 8:21am

Physical Science
10. The more compact a metal is, the less brittle it becomes. -True? I'm confused about this one because of what the textbook says: "the more compact the atoms become, the harder the metal becomes. While the compactness makes the metal hard, a fracture on any boundary...
Thursday, May 2, 2013 at 8:24pm

Physical Science
10. The more compact a metal is, the less brittle it becomes. -True? I'm confused about this one because of what the textbook says: "the more compact the atoms become, the harder the metal becomes. While the compactness makes the metal hard, a fracture on any boundary...
Thursday, May 2, 2013 at 11:26am

Physical Science
6. In order to turn 2 iron atoms into rust, 2 water molecules must be present. -False?
Thursday, May 2, 2013 at 7:07am

physical science
A nail is driven into a board to a depth of 1.00 cm with one strike from the hammer. The hammer striking the nail hit it with a force of 200.00 Newtons. How much work was done?
Wednesday, May 1, 2013 at 6:29pm

life oreination
5 factors that contribute to a lack of physical fitness and proper nutrition in the adolescent
Wednesday, May 1, 2013 at 9:53am

Speech
Please rephrase the following sentences into a more simple manner. I need to give a presentation and i would like to write this out simpler. Thank you guys Research of soil erosion is difficult for several reasons, but particularly because soil erosion is an intermittent ...
Wednesday, May 1, 2013 at 6:16am

physical science
If a sample emits 1000 counts per second when the detector is 1 meter from the sample, how many counts per second would be observed when the detector is 2 meters from the sample?
Monday, April 29, 2013 at 4:35pm

LANGUAGE ARTS UGRENT!!!
1. What's the fastest way to find out how many individual letters are quoted in the article? A: Count the number of photos in the article. B: Read the article. C: Count the heads and subtract the first head. D: Count the number of footnotes. 2. Where should you insert a ...
Monday, April 29, 2013 at 2:20pm

life orientation
Descrise the Factors that contribute to lack of physical fitness and proper nutrition in the adolescent
Monday, April 29, 2013 at 1:58pm

physical science
define earth station
Monday, April 29, 2013 at 11:46am

History
Well I have been working on an essay for a couple days now about slavery, here it is: Slavery began in the 16th century, but ended in the 19th century. Slaves went through a lot of torture then, but some blacks now still deal with some of the problems the slaves had back then...
Sunday, April 28, 2013 at 4:31pm

Physical Science
Four balls are taken to the top of a building. Ball 1 is dropped (zero initial velocity). Ball 2 is thrown straight up with a velocity of 3 m/s. Ball 3 is thrown straight out with a horizontal velocity of 3 m/s. Ball 4 is thrown straight down with a velocity of 3 m/s. Which ...
Sunday, April 28, 2013 at 1:36pm

Physical Education
Is a drug a food?
Sunday, April 28, 2013 at 10:54am

physical sciences
plan,design and conduct an investigation to find out wether the amount of heat produced will depend on an increase on the concentration of HCL when HCL reacts with an excess Zn
Sunday, April 28, 2013 at 5:17am

physical science
The shape of water molecule is (A)tetrahedral (B)linear (C)angular (D)trigonal planar
Sunday, April 28, 2013 at 3:23am

Physical Science
A park ranger wants to shoot a monkey hanging from a branch of a tree with a tranquilizing dart. The ranger aims directly at the monkey, not realizing that the dart will follow a parabolic path and thus will fall below the monkey. The monkey, however, sees the dart leave the ...
Saturday, April 27, 2013 at 3:26pm

life orientation
Provise five or more ways in which you critically discuss how lack of physical fitness and proper nutrition impacts on a teenager?
Saturday, April 27, 2013 at 12:55pm

English
To avoid speaking in monotone, a strategy to use can include: A. changing pitch and tone of voice. B. voice inflection. C. varying rate and pace of speaking. D. All of the above i'm confused betwen A & D 2. Which nonverbal consideration creates immediate impressions among ...
Friday, April 26, 2013 at 1:02pm

physics for physical science
(a)what is the magnitude of the gravitational force of the earth on a surveillance satellite of mass 1040kg that is in a grazing circular orbit 100 km above the surface of the earth. (b)find the magnitude of the acceleration of the satellite in such a grazing orbit. (c)...
Friday, April 26, 2013 at 11:27am

physics for physical science
a bullet of mass 0.015kg strikes ballistic pendulum of mass 2.0kg .the center of mass of the pendulum rises a vertical distance of 0.12m.assuming that the bullet remains embedded in the pendulum, calculate the bullet's initial speed.
Friday, April 26, 2013 at 10:56am

physical science
plan,design and condact an investigation to find out whether the amount of heat produced will depend on an increase on the concentration of HCl when HCl reacts with an excess Zn.
Thursday, April 25, 2013 at 5:08pm

7th Grade Language- Arts Ms.Sue~!
3. Where should you insert a colon in this sentence? Interview the following people Dave, Barb, Jose, and Mary Ann. (1 point) after following after people after Jose nowhere 4. Which sentence does not include an abbreviation? (1 point) The movie starts at 12:45 p.m. Dr. Ross ...
Wednesday, April 24, 2013 at 7:49pm

Physical science
A ball is thrown up at 8m.s from the roof which is 60m high.it strikes the balcony below after 4s.the ball then bounces off the balcony and strikes the ground.ignore the effects of friction.calculate magnitude of the velocity at which the ball strike the balcony?
Wednesday, April 24, 2013 at 4:08pm

7th Grade Health Ms. Sue
1. The body's functions are slowed when alcohol reaches where? (1 point) The stomach The heart The liver The brain 2. Which statement is NOT true? (1 point) Regular use of alcohol can lead to addiction. Alcoholism can be cured. Someone cannot cause someone else to drink. ...
Wednesday, April 24, 2013 at 2:09pm

Science/DUE TODAY
please help!!! quick!!! How is a polar bear adapted to living in a desert? (behavioural and physical)!!! write something that is a good answer and that i can understand.
Tuesday, April 23, 2013 at 2:28am

Health
What physical changes do individuals encounter at the first stage of stress (alarm)?
Monday, April 22, 2013 at 7:22pm

Physical Science
When will an object float on a fluid's surface? My answer: An object will float on a fluid's surface if only the object is less dense than the fluid?
Sunday, April 21, 2013 at 7:10pm

Physical science
To investigate whether the amount of heat produced will depend on an increase on the concentration of HCL when HCL reacts with an excess Zn
Saturday, April 20, 2013 at 8:38am

Please help me
Suppose a customer brings a gold bracelet to a jeweler and asks for it to be changed into a gold ring. Which of the following is true? (1 point) The physical property of color will be changed. The bracelet will go through a chemical change. The composition of the bracelet will...
Friday, April 19, 2013 at 6:49pm

SIcene
Three examples of physical change are ____. (1 point) boiling water, a nail rusting, and a melting candle a pond freezing, breaking glass, and a burning candle melting ice, mowing the lawn, and carving a statue applying lipstick, making lemonade, and baking bread
Friday, April 19, 2013 at 6:48pm

physical
During July 1995 the comet Shemaker-Levy 9 smashed into Jupiter in a spectacular fashion. The comet actually consisted of 21 distinct pieces, teh largest of which had a mass of about 4x1012 kg and a speed of 6x104 m/s. Jupiter, the largest planet in the solar system , has a ...
Thursday, April 18, 2013 at 11:38pm

physical education
why are all the pe teachers the ones that need to be the one in physical education so they could lose weight because they are the ones that are always fat and out of shape
Thursday, April 18, 2013 at 1:09pm

Physical Science
When will an object float on a fluid's surface?
Wednesday, April 17, 2013 at 8:08pm

Physical Science
Why does pressure change with elevation and depth?
Wednesday, April 17, 2013 at 8:05pm

HEALTH
The key to using a pedometer to meet the Physical Activity Guidelines for Americans is to _________. A. First set a time goal and then calculate how rigorous the steps need to be each day to reach your goal B. First calculate how many steps are needed weekly and then match it ...
Wednesday, April 17, 2013 at 3:54pm

Physical Science
Why does pressure change with elevation and depth?
Wednesday, April 17, 2013 at 3:33pm

Science
1. Density is the relationship between ____. (1 point) mass and volume cubic centimeters and pounds weight and volume grams and mass 2. Which of the following is NOT a possible sign of a chemical change? (1 point) a change in state a change in color the release of a gas the ...
Tuesday, April 16, 2013 at 12:50pm

child development
Johnny is a 5-year-old kindergarten student starting school for the first time. What changes do you expect to see Johnny go through in the course of his first year of school? Be specific in your response, addressing changes in his physical, emotional, and cognitive domains. ...
Tuesday, April 16, 2013 at 10:37am

BIO
3. Fish have a two chambered heart called a single loop. discuss the benefits and drawbacks of this system. 4. Amphibians have a three chambered heart. Discuss the importance of the extra chamber in terms of the obvious physical differences that amphibians like frogs have from...
Sunday, April 14, 2013 at 10:26pm

Biology
Amphibians have a three chambered heart. Discuss the importance of the extra chamber in terms of the obvious physical differences that amphibians like frogs have from fish.
Sunday, April 14, 2013 at 4:13pm

Life orientation
Ways in which the lack of physical fitness and proper nutrition impacts ön teens
Sunday, April 14, 2013 at 12:26pm

Life orientation
What are the 5 factors contributing to the lack of physical fitness and proper nutrition in the adolescents
Sunday, April 14, 2013 at 12:20pm

English
1. All three poems use sensory details in order to (1 point) celebrate team play. remind athletes of their role in inspiring society. show the beauty of mental concentration and physical prowess. 2. The word antagonize, often used in sports, means "to provoke hostility.&...
Saturday, April 13, 2013 at 4:43pm

Alan
Mark below all of the statments that correctly describe the physical properties of glass. Glasses do not have slip systems. Glasses consist of both covalent and ionic bonding. Glasses are brittle at room temperature. Glasses are amorphous and have no long range symmetry. The ...
Saturday, April 13, 2013 at 3:56pm

physical chemistry
1000 ml of oxygen at ntp passed through siemens ozoniser when the resulting volume was 888 ml at ntp .quantity of ozonised oxygen is passed through excess of potassium iodide solution calculate weight of iodine liberated?
Saturday, April 13, 2013 at 7:13am

chemistry
Please mark below all of the statments that correctly describe the physical properties of glass. Glasses do not have slip systems. Glasses consist of both covalent and ionic bonding. Glasses are brittle at room temperature. Glasses are amorphous and have no long range symmetry...
Saturday, April 13, 2013 at 5:48am

SCIENCE ASAP please
1. Density is the relationship between ____. (1 point) mass and volume cubic centimeters and pounds weight and volume grams and mass 2. Which of the following is NOT a possible sign of a chemical change? (1 point) a change in state a change in color the release of a gas the ...
Friday, April 12, 2013 at 9:07pm

chemistry
Please mark below all of the statments that correctly describe the physical properties of glass. Glasses do not have slip systems.Glasses consist of both covalent and ionic bonding.Glasses are brittle at room temperature.Glasses are amorphous and have no long range symmetry....
Friday, April 12, 2013 at 7:32pm

child daycare
1. A _______-centered program is most helpful to the children served. A. family B. child C. school D. parent 2. The vision and goals of an afterschool program should be translated into a A. preprietorship. B. parent letter. C. newsletter. D. mission statement. 3. Which of the ...
Friday, April 12, 2013 at 2:18pm

physical geography
given the temperature of 27 degrees celsius on a climograph was is the averge monthly prepicipation 24.4 cm
Friday, April 12, 2013 at 12:25pm

physical science
How much energy is stored in a 9V battery rated at 10 A hour?
Friday, April 12, 2013 at 12:47am

Physical Science
How does gravity help keep satellites in orbit?
Thursday, April 11, 2013 at 9:03pm

Chemistry
1. Which of the following compounds is an unsaturated hydrocarbon? methane *propyne nonane methyl 2. The general name for hydrocarbons with at least one triple covalent bond is ____. alkenes alkyls alkanes *alkynes 3. What is the name of the smallest alkyne? butyne *ethyne ...
Thursday, April 11, 2013 at 2:04pm

physical science
What is the density of a suitcase that has a mass of 25 g and a volume of 13 cm3? Formula: Density = Mass/Volume
Thursday, April 11, 2013 at 1:19pm

Chemistry: Please check answers
1. Which of the following compounds is an unsaturated hydrocarbon? methane *propyne nonane methyl 2. The general name for hydrocarbons with at least one triple covalent bond is ____. alkenes alkyls alkanes *alkynes 3. What is the name of the smallest alkyne? butyne *ethyne ...
Thursday, April 11, 2013 at 1:16pm

physics
Your written homework will be graded entirely on the clarity and completeness of your derivation. No credit will be awarded for a final answer without a derivation. As usual, simplify your final answers as much as possible. A giant Pez dispenser of mass m rests on a ladder of ...
Thursday, April 11, 2013 at 12:01pm

Chemisry
Please mark below all of the statments that correctly describe the physical properties of glass: 1.Glasses do not have slip systems. 2.Glasses consist of both covalent and ionic bonding. 3.Glasses are brittle at room temperature. 4.Glasses are amorphous and have no long range ...
Wednesday, April 10, 2013 at 10:02am

chemistry
Please mark below all of the statments that correctly describe the physical properties of glass. a)Glasses do not have slip systems. b)Glasses consist of both covalent and ionic bonding. c)Glasses are brittle at room temperature. d)Glasses are amorphous and have no long range ...
Wednesday, April 10, 2013 at 8:37am

Child day care management
1. At what age does exercise begin to result in strength in boys and girls? A. Between ages one and two B. Between ages three and four C. Between ages five and six D. Between ages six and seven 2. Athlete’s foot is an infection caused by A. dirt. C. allergic reaction. B...
Wednesday, April 10, 2013 at 8:36am

LIVING A HEALTHY LIFE
1. At what age does exercise begin to result in strength in boys and girls? A. Between ages one and two B. Between ages three and four C. Between ages five and six D. Between ages six and seven 2. Athlete’s foot is an infection caused by A. dirt. C. allergic reaction. B. ...
Wednesday, April 10, 2013 at 3:47am

Science ASAP please
1. Which of the following is an example of density? (1 point) ice floating on top of a river convection currents that cause wind oil spill cleanup all of the above 2. What type of property is density? (1 point) chemical property size-independent physical property all of the ...
Tuesday, April 9, 2013 at 8:05pm

Social Studies
1.What is a savanna? A savanna is a tropical or subtropical woodland ecosystem 2.What would you expect to find if you visited a savanna in Africa? Animals,grass,trees,plants 3.Why do you think so many animals live on a savanna? There's more grass and water and a place to ...
Tuesday, April 9, 2013 at 5:43pm

Physical geography
what is the fractional scale of oregon? and how do you figure it out. Thanks
Tuesday, April 9, 2013 at 2:57pm

Physical science
According to the law of the conservatives of mass, if the products o a reaction have a mass of 64.0 g, then the total mass of the reactants:
Monday, April 8, 2013 at 8:43pm

physical science
The orbital velocity of an earth satellite in an orbit 400 mi above the earth?
Monday, April 8, 2013 at 4:59pm

physical science chemistry
calculate the mass of sodium nitrate needed to make 550 ml of solution of concentration 0;2 mol.dmc to the power of minus 3
Monday, April 8, 2013 at 4:29pm

World Geography
1.The physical feature of Western Europe where most major cities are found is called A. the plains. B. the glacier.<<<<<<< C. the tundra. D. the taiga 2.The Magna Carta was the first step toward England’s ______________. A. large cities B. war with ...
Monday, April 8, 2013 at 11:52am

physical
STATE 4 facts and fallacies abt the effect of sports participation on women reproduction
Monday, April 8, 2013 at 5:51am

physical science
two cars 200meters apart drive towards one another. If one car travels at 12 meters/s and the other at 26 meters/s how long does it take for them to collide?
Sunday, April 7, 2013 at 10:45pm

physical science
A builder pushes a wheelbarrow loaded with sand ,from rest at point A,up a ramp of unknown length ,which is inclined at unknown angle ,vertical height of unknown 2,75m
Sunday, April 7, 2013 at 8:05am

physical science
Plan,design and conduct investigation to find out whether the amount of gas produced will depend on the increase on the concentration of HCl when it reacts with an excess Zn
Saturday, April 6, 2013 at 5:15am

World Geography
REVIEW 1.What type of information does a physical map show? A. Natural features<<<<<<< B. Countries or states C. Location of human features D. Distribution of human and physical features 2.In recent years, millions of Chinese workers have moved from ...
Friday, April 5, 2013 at 3:33pm

World Geography
REVIEW 1.How do lines of latitude and longitude help geographers study Earth? A. These lines show geographers the direction of Earth’s rotation around the sun. B. These lines help geographers see the difference between oceans and landforms on Earth’s surface. C. ...
Friday, April 5, 2013 at 3:31pm

physical geography
in the northern hemisphere the weather map showing isobars and the positions of cold and warm fronts
Friday, April 5, 2013 at 11:06am

siyamkela
ways in which you critically discuss the impact of the lack of physical fitness and proper nutrition in the adolescent,on the teenager
Thursday, April 4, 2013 at 3:55pm

physical
Rank the following 3 classes of materials in order of increasing typical Young's Modulus: metals such as copper, plastics such as HDPE (high density polyethelene), and ceramics such as alumina (Al2O3). Do not look up the values of Young's Modulus, instead base your ...
Thursday, April 4, 2013 at 1:18pm

public speaking
1. A speaker talking about the benefits of cosmetic surgery to an audience primarily of women is appealing to which level of needs in Maslow’s Hierarchy of Needs? A. Physiological needs B. Esteem needs C. Belongingness and love D. Safety needs.. is it B 2. Physical ...
Tuesday, April 2, 2013 at 8:45pm

physical science 2nd semester
what is the reactant in this equation ?2HBr(aq)+ca(OH)2(aq)-->2H2O(i)+CaBr2​(aq)
Tuesday, April 2, 2013 at 12:09am

science
What are 4 examples of physical systems designed by people?
Monday, April 1, 2013 at 8:57pm

electronic,physical,science
A circuit that combines two or more signals is called a mixer. In this lab, your goal is to build a mixer that combines the signals generated by two voltage sources, V1 and V2, where: V1 is a 1 kHz square wave that varies between 0V and +1V, and V2 is a 5 kHz sine wave that ...
Saturday, March 30, 2013 at 10:58pm

7th Grade Sience
1. A person's belief that he or she needs a drug to feel good or function normally (1 point) addiction psychological dependence emphysema tolerance 2. A large, dome-shaped muscle below the lungs (1 point) trachea alveoli diaphragm emphysema 3. Smoke that is inhaled and ...
Thursday, March 28, 2013 at 2:46pm

Physical Science
Which part of an electric circuit resists the flow of charge when it changes electrical energy into other forms of energy? A. battery B. copper wires C. switch D. light bulb i've posted this before but it's getting buried. i dont think its A or B.
Tuesday, March 26, 2013 at 6:06pm

social studies!!!
Does anyone know ten DIFFERENT physical features of algeria( in africa) !! If anyone can give me them ur aa life saver"!
Tuesday, March 26, 2013 at 4:24pm

physical science
what is the electric force of attraction (in newtons) between a proton and an electron? assume the distance between them is 5*10 negetive11 meter
Tuesday, March 26, 2013 at 2:01pm

physical science
during a race a runner runs at a speed of 6 m/s. 2 seconds later she is running at a speed of 10 m/s. what is runners acceleration? show your work.
Tuesday, March 26, 2013 at 11:19am

engineering physical
An elevator with a man inside, of gross mass 500KG, starts moving upwards with a costant acceleration and acquires a velocity os 2m/s after travelling a distance os 3m.Find the pull in the cables during the accelerated motion. If the elevator, before stopping, moves with a ...
Tuesday, March 26, 2013 at 12:03am

Science
Are the following examples physical changes or chemical changes. Mixing yeast and sugar Dissolving sugar in water Slicing bread Baking bread Melting cheese
Monday, March 25, 2013 at 8:30pm

Physical Chemistry
An electron of wavelength 1.74*10-10m strikes an atom of ionized helium (He+). What is the wavelength (m) of the light corresponding to the line in the emission spectrum with the smallest energy transition?
Saturday, March 23, 2013 at 9:04am

physical science
What physical quantities are governed by the quantum numbers of an atomic electron?.
Friday, March 22, 2013 at 11:05pm

physical
A basketball player who is 2.0m tall is standing on the floor 10.0m from the basket,If he shoots the ball at a 40.0¤ angle witi the horizontal,at what initial speed must he throw so that it goes through the hoop without striking the backboard?The basket height is 3.05 m.
Friday, March 22, 2013 at 7:54pm

Physical science
Help Please . Aisha drops an antacid tablet in water and times how long it takes to dissolve. Which of the following will decrease the reaction rate? A.increasing water temperature B.decreasing water temperature C.using more water
Friday, March 22, 2013 at 6:49pm

physical science
Help please. Aisha drops an antacid tablet in water and times how long it takes to dissolve. Which of the following will decrease the reaction rate?
Friday, March 22, 2013 at 6:29pm

Science
Are compounds chemical or physical changes of matter?
Friday, March 22, 2013 at 11:48am

Physical Science (Ms. Sue)
Why does some friction occur with seemingly smooth surfaces?
Thursday, March 21, 2013 at 9:05pm

Physical Science
How is friction involved in sledding and skiing?
Thursday, March 21, 2013 at 9:01pm

physical science
A hot air balloon is rising upwards at a constant velocity of 5 m/s . When the balloon is 60 m above the ground , a sand bag is released from it and allowed to free fall . Ignore the effect of air resistance and assume that the balloon continues to move with the same constant ...
Thursday, March 21, 2013 at 3:07am

Physical sciences
What is the universal law?
Thursday, March 21, 2013 at 2:34am

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