You pull into a gas station and fill up your car with gasoline. During the time you are filling up, the car has

A) kinetic energy only. B) potential energy only. C) both potential and kinetic energy. D) neither potential or kinetic energy.

A 6,000-km undersea glass fiber phone line crosses the Atlantic ocean connecting the US and France. (a) How long does it take for a message to transverse this link?

What molecule (s) does carbon, hydrogen, and oxygen come from?

In ultrasound physics, which of the following is improved by increasing packet size?

A rock is dropped from the top of a 500m cliff. How long does it take the rock to reach the bottom

What elements can be used to produce energy in a fission reactor?

A 0.500-kilogram cart traveling to the right on a horizontal, frictionless surface at 2.20 meters per second collides head on with a 0.800-kilogram cart moving to the left at 1.10 meters per second.

Which of the following objects is in dynamic equilibrium? A - a man standing in one place without moving B - a bicycle accelerating forward at 1.

A boat is traveling upstream in the positive direction of the x axis at 10 km/h with respect to the water of a river. The water is flowing at 7 km/h with respect to the ground. (a) What is the velocity of the boat with respect to the ground?

What are the standard units of length mass volume and temperature?

Approximately how long is a light-year? A. 9.5 billion km B. 95 billion km C. 9.5 trillion km D. 95 trillion km