According to the law of conservation of mass, the mass of the reactants in a reaction must the mass of the products in a reaction.

A.

be different from

B.

be equal to

C.

be greater than

D.

be less than

If a light wave is reflected from the surface of the medium, which property of the light wave will change with the reflected wave?

Wyle E. Coyote is now in the real world. He goes running off a cliff and becomes a human projectile. It takes him 12.5 seconds to hit the bottom of the canyon. He falls to his cartoon death and lands 82 m from the wall of the canyon.

What has 12 humps and lives at the north pole?

What does potential mean in science?

Except for the layer of air closest to the earth's surface, the ozone layer is the warmest part of the atmosphere?

Power=170 watts time=20 seconds

What is the charge of alpha, beta and gamma rays?

A pair of scissors is a complex machine. what simple machines make up a pair of scissors?

Methane gas absorbs red light, and methane clouds reflect blue light, giving Uranus and Neptune their distinctive blue colors. Why do Uranus and Neptune have methane clouds, but Jupiter and Saturn do not

A car traveled 1025 kilometers from El Paso to Dallas in 13.5 hours. What was it's average velocity?