Theories have both an explanatory and a predictive function.

a. True

b. False

How does a scrap heap magnet work? (In detail)

As a wave travels through a medium it displaces particles in a direction parallel to the motion of the wave we conclude this a?

What is a physical quantity?

A weight lifter bench‑presses a 150.0 kg 150.0 kg barbell from his chest to a height equal the length of his arms, 0.850 m. 0.850 m. How much work does he do?

This type of ray is not affected when it is passed through a pair of electrically charged plates

Two objects repel each other with a force of 8N. if

Mike walked 450 m west. He then turned and walked 150 m to the east in 300 seconds. what was his velocity?

Unpolarized light with intensity 300 W m2 is incident on three polarizers, P1, P2, and P3 numbered in the order light reaches the polarizers. The transmission axis of P1 and P2 make an angle of 45?.

Which of these is not an example of a physical change? a. a nail rusting b. a rock cracking c. blowing up a balloon d. stretching a piece of clay

The rate at which veloity changes over time is known as - Question options: A. speed B. acceleration C. Newton D. force