If you look at a star that is 14 light yaers away, how long ago did the light you are seeing leave the star

Nancy drives her car with a constant speed of 28 miles per hour. how far can she travel in 4 hours?

A 75.0 kg ball is rolling at a speed of 57.0 m/s. Calculate the ball's momentum.

A coil with zero resistance has its ends labeled a and b. The potential at a is higher than at b. Which of the following could be consistent with this situation? Mark all that apply a. The current is constant and is directed from a to b. b.

Is it possibly to make special swords made out of light that can cute through anything like in the movie star wars?

Is the visible light color spectrum a small segment of the electromagnetic spectrum?

Which factor is most important in determining climate? A. Longitude B. Latitude C. Rainfall D. Temperature

We all know that in the earth gravity is there, but why clouds doesn't fall down?

An unknown mass of each of the following substances, initially at 23.0, absorbs 1910 of heat. The final temperature is recorded as indicated. Find the mass of the substance, given: Pyrex glass (55.5)

Which is the relationship between algae and fungus? Options: Parasitism. Commensalism. Mutualism.

A skier with a potential energy of 137,200 J waits on top of a ski jump that is 200 m high. What is the mass of the skier?