1) A rock thrown horizontally from the top of a

water tower lands 20.0 m from the base of the

tower. If the rock was initially thrown at a velocity

of 10.0 m/s,

a) how high is the water tower?

b) What is the final velocity of the rock?

What is the relationship between mass and weight?

Why do you think the term "minority" has persisted when the word "subornate" is more descriptive?

How could you increase the potential energy of the apple?

Identify characteristics of energy from the Sun. Check all that apply. Almost all of the energy on Earth comes from the Sun. Energy from the Sun is known as mechanical energy. The energy in fossil fuels originally came from the Sun.

What is the main difference between speed and velocity?

A 25kg object moves from left to right at a speed of 30km/h. What net force is required to keep this object moving in a straight line at constant speed

Ganymede is one of the many moons of jupiter. it is nearly a sperical in shape. it is larger than the planet mercury and slightly smaller than the planet mars.

Which of the following statements about two carts rolling on a track and experiencing a completely inelastic collision is TRUE? a. The kinetic energy of the system is conserved to good approximation. b.

If element X has 17 protons, how many electrons does it have?

A 2.0-kilogram laboratory cart is sliding across a horizontal frictionless surface at a constant velocity of 4.0 meters per second east. What will be the cart's velocity after a 6.0-newton westward force acts on it for 2.