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## L from Jacksonville, NC's Resources

1. how are electircy, magnestism and gravity similar? they are all   a.  forces which can either attract or repel b.  forces wich act at a distance c.  forces which...

an air conditioner which moves thermal energy from a warmer place to a cooler place gets its energy from electricity.  this is an example of   a.  specific heat capacity b...

walking wich is a type of work requires that  you burn about 6 calories per minute.  according to the first law of thermodynamics how many calories must you use up from eating food...

1.  In archery a person draws the bow and shoots an arrow at an angle of 50 degrees.  it will go a distance of 100 meters.  at what other angle could you shoot the arrow with the same...

1.  at 3 degrees C, a volume of ice water is...   a.  contracting as it melts b.  expanding as it melts c.  less dense than ice d.  done...

I know this is a lot but I need help understanding these questions.     1. an owner owns a firework display company.  one day the owner and the crew is trying out a new...

when a lever is used to lift a heavy boulder....   a.  the energy the lever exerts on the heavy boulder is greater than the energy you exert on the lever b.  the force the...

scott pushes a box up an inclined plane to a height of 6 meters in 6 seconds.  bob lifts another box of the same weight to the same height in 3 seconds.  what can be concluded...

1.  a car is traveling north on a road at a speed of 10 meters per second.  it hits from behind another car which is at rest and the two cars stick together.  what can be concluded...

if you have a hammer hitting a stake into the ground why will the acceleration of the hammer be less than the acceleration of the stake....   a.  the force of the hammer is greater...

2.  if you are using a hammer to  hit a stake into the ground why will the acceleration of the hammer be less than the acceleration of the stake?   a.  force of the hammer...

about how much does 10 kilograms of anything weight at the earth's surface?   a.  10 N b.  10 pounds c.  100 N d.  none of these   I...

alicia is pushing a box with a mass of 5 kilograms across a floor.  jake is pushing a box with a mass of 10 kilograms across a floor.  how much force will jake have to exert on the box he...

a flower pot weighing 1 kilogram is accidentally knocked off the window ledge of the top floor apartment in a tall building.    what will be the speed of the flowerpot at the end...

in a free fall, any object, no matter what its mass, accelerates....   a.  at the same rate b.  according to the formula f/m c.  both a and b         when...

Imagine that in cleaning out a cabinet in a house and you come across a box containg 1 kilogram of rice and a tin containing 2 kilograms of stale popcorn.  which of the following statements...