Indicate whether the statement is true or false. a scientific fact is something that is absolute and unchanging.

Mechanical energy is when the amount of kinetic and potential energies added together remains the same. conserved created lost

On mars a rock falls an unknown vertical distance from a resting position and lands in a crater. if it takes the rock 2.5 seconds to fall, how high is the cliff the rock fell from? mars' surface gravity is 3.8 m/s2.

Calculate 9 ∙ 10-5 divided by 3 ∙ 10-9. (box after the "10" in answer is for the