What is the change in momentum of a 0.18 kg arrow that is traveling at 100 m/s and is stopped by a hay
bale in 2 seconds?

When a spring is compressed, the energy changes from kinetic to potential. which best describes what is causing this change? work power gravitational energy chemical energy

Which type of basaltic lava flow has a fairly smooth

Give one example to show that when substances are mixed,it may result in a chemical or a physical change depending on the conditions.