The ball shown below is accelerating at a rate of 10 m/s2. The ball's mass is 5 kg.

What is the net force on the ball?

F net

=?

A.

2 N

B.

5 N

15 N

D.

50 N

A rock is thrown off a cliff at an angle of 57° above the horizontal. the cliff is 135 m high. the initial speed of the rock is 24 m/s. (assume the height of the thrower is negligible.

An electron moves with a speed of 5.0 * 104 m/s perpendicular to a uniform magnetic field of magnitude 0.20 T. What is the magnitude of the magnetic force on the electron? (e = 1.60 * 10-19 C)

Given two displacement vectors A⃗ = (3.00iˆ-4.00jˆ+4.00kˆ) mA→ = (3.00i^-4.00j^+4.00k^) m and B⃗ = (2.00iˆ+3.00jˆ-7.00kˆ) mB→ = (2.00i^+3.00j^-7.

3. Why do elements in a group have similar properties?

Current is the flow of what?

Which of the following is a reason for the start of the space race? Too many scientists were unemployed. Congress was very interested in outer space. The U. S. president was a science fiction fan.

The meteorological reports that today will reach a high of 45 F. Your friend from Sweden asks what the temperature will be in degrees Celsius. What value would you report to your friend

What process changes radio waves

Which of the following statement describes an actual orbit A. The planet Venus is a satellite of earth. B. Earth is a satellite of the planet Venus. C. Earth is a satellite of the moon. D. The planet Jupiter is a satellite of the sun.

There are four people in the car, the driver slams on the gas pedal and all the passengers heads hit the headrest behind them when the car accelerates forward.