How many years ago did the universe begin?

A ballistic pendulum shoots a ball of mass 1 kg at initial velocity 13 m/s. if the mass of the pendulum is 8 kg how high does the pendulum go in meters? round your answer to two decimal places

A 22kg Accelerates at a rate of 2.3 m/s. What is the magnitude of the net force acting on the bike?

What is the acceleration of a 0.30 kilogram ball that is hit with a force of 25 N?

What determines the frequency and amplitude of the sound produced by a vibrating object? I need to write this as a hypothesis.

The force of gravity between two objects is directly proportional to which of the following? a. the volume of each object. b. the masses of each object. c. the velocity of each object. d. the distance between the objects squared.

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.