What is the period of a wave if the frequency is? 5 Hz

When asked to name all the forces on a marker sitting in equilibrium on a desk, a student responds: "Since the marker on the desk is at rest, there are no forces acting on it." Why is this wrong? How would you restate it?

Two ice skaters stand at rest in the center of an ice rink. When they push off against one another the 62-kg skater acquires a speed of 0.70 m/s. If the speed of the other skater is 0.90 m/s, what is this skater's mass?

Which option are you choosing? (Favorite Ride, Favorite Sport or Car Safety)

During which step of the technological design process would a scientist try to determine if anyone has already studied the problem they have identified?

A turntable must spin at 33.4 rpm (3.50 rad/s) to play an old-fashioned vinyl record. how much torque must the motor deliver if the turntable is to reach its final angular speed in 1.

A hot spot is an area where material from deep within the mantle rises and melts through the crust above it. True or False

Which suspect is one who wrote the suicide note? Question 1 options: George Roberts Karen Roberts Mary Roberts John Huddleston

What happens when an atom is exposed to an energy source such as electricity? The electrons may jump to a higher energy level. The electrons move closer to the nucleus. The electrons may move to a lower energy level.

A coin completes 18 spins in 12 seconds. The centripetal acceleration of the edge of the coin is 2.2 m/s2. The radius of the coin is m.

A 70 kg boy is sitting 3 m from the ground in a tree. what is his gravitational potential energy