A student on an amusement park ride moves in a

circular path with a radius of 3.5 meters once

every 8.9 seconds. The student moves at an

average speed of

(1) 0.39 m/s (3) 2.5 m/s

(2) 1.2 m/s (4) 4.3 m/s

Which of the subatomic particles have mass, which have a charge and what is the charge, and where do these particles reside in the atom?

Andrew pokes a marble, and the marble rolls down a ramp. The marble moves with speed. Which forces are acting on the marble in this situation? When Andrew pokes the marble, he gives it force. As the marble rolls down the ramp, force pulls it down.

Suppose Galileo dropped a lead ball (100 kilograms) and a glass ball (1 kilogram) from the Leaning Tower of Pisa. Which one hit the ground first?

What are the negative aspects of using nuclear energy? Select all that apply. - It creates solid radioactive waste that has to be stored safely over the long term - Produces a great deal of air pollution - Risk of danger at reactor sites - Adds

The angular position of objects as a function of time is given, where a, b, and care constants. In which of these cases is the angular acceleration constant? Select all correct answers (Hint: there is more than one.) Select one or more B.

In a reaction with water, a base will accept a proton from the water; therefore, the water must be acting as an acid. True or False

What are the three properties of gravity

How do matter and energy interact?

What is something that has a lot of thermal energy?

Why do we use a shunt on the galvanometer