A train departs from its station at a constant acceleration of 5m/s2. What is the speed of the train at the end of 20 seconds

A pair of fuzzy dice are dangling from the rear view mirror of a car. when the car accelerates forward how are the dice likely to move, according to newton's first law? w are the dice likely to move, according to newton's first law?

Earth's magnetic field flips every A. half million years B. every other year C. 100years

As the temperature of a substance approaches absolute zero, the random motion of the molecules decreases increases remains the same

Why is the nirtogen cycle important to the ecosystem?

Suppose that you are swimming in a river while a friend watches from the shore. In calm water, you swim at a speed of 1.25 m/s. The river has a current that runs at a speed of 1.00 m/s.

What is the momentum of a 2 kg ball traveling at 2m/s

A constant force is exerted for a short distance on a block of mass that is initially at rest on a horizontal frictionless plane. This force gives the block a certain final speed v.

A football quarterback is moving straight backward at a speed of 3.00 m/s when he throws a pass to a player 20.0 m straight downfield. (a) if the ball is thrown at an angle of 25.

Simone is walking her dog on a leash. The dog is pulling with force of 34 N to the right and simone is pulling backward with a force of 16 N

An object moves with velocity v (t) = t^2-8t+7 a) write a polynomial expression for the position of the particle at any time t greater or equal to zero.