What is electromagnetic spectrum made up of

A Frisbee of radius 0.15 m is accelerating at a constant rate from 7.1 revolutions per second to 9.3 revolutions per second in 6.0 s. What is its angular acceleration?

If you put a cup of hot chocolate at 90c on a table in a room kept at 25c you know it will cool down. How cool will the hot chocolate get?

A machinist turns the power on to a grinding wheel, at rest, at time t = 0 s. The wheel accelerates uniformly for 10 s and reaches the operating angular velocity of 56 rad/s.

A satellite orbiting earth once per day. From the reference frame of the moon, which orbit Earth once about every 27 days, what is its motion? A. The satellite never moves relative to the moon B. The satellite travels continuously away from the moon.

Elmer learns the following facts about the sky in science class: The sky is blue because of the way the air scatters light from the Sun. The colors at sunset are partly due to the fact that the sun is shining through a much thicker layer of air.

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.