A rock with a mass of 2.0 kg falls from a cliff. At a height of 5.0 meters, its velocity is 6.0 m/s. What is the mechanical energy of the rock?

Why do objects move at constant speed

What happens to a flexible container of gas when it is heated

A 10.0 kg crate is pushed with a horizontal force of 40 N. The crate moves at a constant velocity of 3.0 m/s. What is the value of the friction force on the crate? 10 N 100 N 40 N 70 N

Water can be described in a variety of ways. Which of the following statements describes a chemical property of water? A. At room temperature, water has an approximate density of 1 g/mL. B.

A capacitor stores an energy of 8 Joules when there is a voltage of 51 volts across its terminals. A second identical capacitor of the same value is stores an energy of 2 Joules. What is the voltage across the terminals of the second capacitor?

Even as a sober driver, you should remain aware of behavior of driver who maybe

What are hypotheses suggesting why urban children have more food allergies than children from rural areas? Select the TWO answers that are correct.

Conductors have ___ resistance.

A California Condor is approaching its nest with a large chunk of carrion in its beak. As it approaches, it makes an upward swoop, achieving a momentary upward velocity of 12.

Radiation transfers thermal energy through -