List and describe the four phases of matter. Give a common example of each.

What statement is true about a spring? A. The softer the spring, the greater the force required to restore its position. B. The stiffer the spring, the greater the force required to restore its position. C.

Make sure that you spend extra time warming up during - O O A. spring B. cold weather O c. the afternoon O D. a heat wave

List the name and number of each element on both sides of this equation CH4+Cl2

Kinetic energy is defined as ½ mv2, where m is the mass of the object, and v is the velocity (or speed). Two gas molecules have the same kinetic energy, but molecule X has four times the mass of molecule Y. What can you say about their speeds?

What is the pH of a solution with [H+] = 2.3 10-12? A-2.3 B-12 C-11.64 D-1.64

On a cold winters da, y, If you left a drink setting outside, it could freeze. Explain why in a complete sentence Hint-Consider th kinetic theory of heat that explains that temperature is directly related to kinetic energy of atoms.

perature is 0◦F. How much taller is the building when the temperature is 107◦F? The linear expansion coefficient of steel is 1.1 * 10-5 (◦C) - 1.

A weightlifter lifted 800 Newtons to a height of 2.5 meters. What is the power output if this was done in 1.22 seconds?

What conditions must be present for a translational and rotational equilibrium of a rigid body?

In objects motion will not change is the force is acting on the object are blank