What equation do I use to get average velocity

If a passenger train is traveling on a straight track with a negative velocity and a positive acceleration, is it speeding up or slowing down?

While playing basketball in PE class, Logan lost his balance after making a lay-up and colliding with the padded wall behind the basket. His 74-kg body decelerated from 7.6 m/s to 0 m/s in 0.16 seconds. a.

A 0.060 kg ball hits the ground with a speed of - 32 m/s. The ball is in contact with the ground for 45 milliseconds and the ground exerts a + 55 N force on the ball. What is the magnitude of the velocity after it hits the ground?

The meaning of magnetism

The largest and the smallest balls used in the experiment are with diameter 9.52 mm, and 2.38 mm respectively. For a glycerin with viscosity 1.0 Pa.

What is the most advanced life form on earth

Which EM wave is about the size of humans?

Describe how the Catapult works?

Newton's third law of motion states that the force pair acting on different objects consist of two forces that

While working on her science fair project Venus connected a battery to a circuit that contained a light bulb. Venus decided to change the light bulb to a higher resistance, but she wanted to keep the current the same.