A 2.0 kilogram ball above the floor has 39 joules of potential energy the balls height is about meters above the floor

What is the difference between stretching a t-shirt and stretching a rubber band A. the t-shirt will return to its normal size and shape, the rubber band won't B. the rubber band will return to its normal size and shape, the t-shirt won't C.

The law of conservation of energy and describe the energy transformation that occur as you coast down a long hill on a bicycle and then apply the brakes to make the bike stop bottom

How would you classify hydrogen

If a galaxy is located 200 million light years from Earth, what can you conclude about the light from that galaxy?

If an element has 7 electrons how many will be in the 2nd energetic level

Luke investigated the heating of water

In the nucleus of all atoms are sub-atomic particles called protons and neutrons. all protons have a positive charge.

In a polar covalent bond

Lindsay is late to class and is running down the hallway at a speed of 2 m/s the length of the hallway is 150 meters. How long will it take her to run down the hallway?

Which of the following is evidence that groundwater causes erosion and deposition?