Discuss gravitational force and strong nuclear force. Describe at least two ways that they are alike and two ways that they are different.

When water flows in to the cracks of a rock freezes and breaks into smaller pieces is it a chemical or physical change?

The experimenter from the video rotates on his stool, this time holding his empty hands in his lap. you stand on a desk above him and drop a long, heavy bean bag straight down so that it lands across his lap, in his hands. what happens?

Heat is transfered from the heating elements to the pot

13. Abrasion erodes the desert surface by * a. Creating blowouts b. Cutting and polishing exposed rock surfaces c. Depositing loess across the landscape d. Creating a stony surface layer

A pot is heated on a stove. The water begins to boil rabidly. Which explains why the water is boiling fast?

Scientists use what chart to compare the hardeness of minerals

What happens to potential energy when the object starts moving?

Two charged parallel plates are 0.25 meters away from each other. The field between the plates is 600. What is the electric potential difference?

A helicopter flying west begins experiencing an acceleration of 3m/s2 east. Will the magnitude of its velocity increase or decrease?

What is a scalar? A. A quantity that does not indicate direction. B. The direction of a vector. C. A magnitude and a direction. D. A measurement of displacement.