Why are distant objects in the universe moving away from Earth? Because the light they emit is redshifted. Because Earth's gravity pushes them away Because the universe expanding Because of a supernova event

What happens to matter consumed in nuclear fusion?

A man travles at an average velocity of 12 m/s for 4 seconds. what is the total distance travled by the man?

Why are experiments often performed in laboratories? O A. They are better at representing the real world. O B. There are fewer variables to control. C. Scientists only want to know what happens in labs. O D.

Is gravity internal force or external force?

In a energy transformation, the total amount of energy is "increased" True or false?

What is 1/3 of 300

What geologic features might form at the surface of plate A?

Is it true that mollusks that live in water have lungs

Which is a true statement about waves? A They always travel in every direction at the same time. B. They travel at different speeds through different materials. c. They cannot travel through liquids or solids. D.

What is s the best description of the constructive interference of light? A. two waves have the same direction of displacement. B. two waves have displacement in opposite directions. C. a longitudinal wave meets a transverse light wave D.