Which statement about gravity is true?

A. It depends on other forces like frictiont to work.

B. It is described as a fundamental force and therefore does not depend on other forces.

C. It depends on velocity.

Which of the following is not a use of electromagnetic waves? a night-vision bremote controls c x-rays d all are used of electromagnetic wavesbremote controls is not a use of electromagnetic waves?

According to Ohm's law, what is the resistance of a light bulb if the applied voltage is 9.0 V and the current is 0.30 amps?

Electrons and protons jump out of molecules when exposed to a. visible light. b. ultraviolet light. c. x-rays. d. sunlight.

A cab driver heads south with a steady speed of v1 = 22.0 m/s for t1 = 3.00 min, then makes a right turn and travels at v2 = 25.0 m/s for t2 = 2.40 min, and then drives northwest at v3 = 30.0 m/s for t3 = 1.00 min. For this 6.

Two people are jogging around a circular track in the same direction. One person can go completely around the track in 21 minutes. The second person takes 45 minutes.

Cho is using technological design to build a clock based on the apparent motion of the Sun. Which of the following would be the best measure of success for Cho's clock? A. Cho's clock works even at night. B.

Suppose that a car traveling to the west (-x direction) begins to slow down as it approaches a traffic light. Make a statement concerning its acceleration. a) The car is decelerating and its acceleration is positive.

What are the moons of the outer planets made of, and how is their composition different from that of our Moon?

What is the main difference between geocentric and heliocentric models of the solar system

A flywheel in a motor is spinning at 530 rpm when a power failure suddenly occurs. The flywheel has mass 40.0kg and diameter 75.0cm. The power is off for 39.