You're riding in an elevator as it is reaching the top floor of a building and then leaving the top floor to go down again. During this time: Select one:
a. Your apparent weight is greater than your weight.
b. Your apparent weight is less than your weight.
c. Your apparent weight is equal to your weight.

For general projectile motion, when the projectile is at the highest point of its trajectory, its acceleration is zero? a)the horizontal and vertical components of its velocity are zero. b) its velocity is perpendicular to the acceleration. c)the horizontal component of its velocity is zero. d)its velocity and acceleration are both zero.

Do you agree with scientist’s prediction about the warming of alaska and other polar regions?

What conclusion can be made based on the temperature of soil when the light hits the soil at 0°, 45°, and 90° angles in section 2 of the experiment? did your results support your hypothesis? why or why not?