A 2 kg stone is dropped from 55 meters. What is the potential energy of the stone at the top?

12 drag each label to the correct category. decide whether each statement describes mass or weight. measured in newtons measured in kilograms does not change when gravity changes === a gravitational force changes when gravity changes the amount of matter in something mass weight

Experiment scenario 2: a biology student wants to conduct a study of how the amount of food affects the weight gain for mice. i have set up four cages with a mouse in each cage. fill in the boxes that would allow the biology student to complete the study correctly

The speed of light in a material is 0.50 c. what is the critical angle of a light ray at the interface between the material and a vacuum?