Energy is defined as

A.

how radioactive a substance is.

B.

the ability to do work.

C.

the ability to dissolve in water.

D.

the mass of a substance times its acceleration.

If the action force is throwing a ball, what is the reaction force?

A square loop of wire is held in a uniform 0.24 T magnetic field directed perpendicular to the plane of the loop. The length of each side of the square is decreasing at a constant rate of 5.4 cm/s.

A 14-year-old student slams a 13-year-old into a metal locker. A 15-year-old student spreads a cruel rumor about a classmate. Based on this information, who of these students is being aggressive?

The pitch of a sound wave refers to the loudness of a wave. True False

A car approaches a police radar gun. how does the wavelength of the signal detected within the car compare with that emitted by the radar gun? the wavelength detected inside the car is longer.

Is tin magnetic, ferromagnetic or non-magnetic?

Mrs. Newman's class decides to perform an experiment during a class connect session to determine how long it takes different objects to hit the floor when dropped from the student's desk. Each student dropped three notebooks, one weighing 0.

how does The electric force between charged objects change as the other objects move away from each other

A 50 kg man stands on the surface of a frozen pond. In order to get to the side of the pond he throws his 1 kg shoes at a speed of 10 m/s. After that what's the speed of the man? (neglect all frictions)

What is the definition of matter