Which term describes the amount of matter packed into a given space?

A. Heat

B. Temperature

C. Pressure

D. Density

Where does competition for reproduction most likely to occur

Steve and Carl are driving from Scranton to Bridgeport, a distance of 180 miles. If their speed averages 60 miles an hour, how long will it take them to get there

The astronomical object known as Crab Nebula is thhe remnant of an exploded star. The explosion was seen by the Chinese in 1054 C. E. However, the Crab Nebula is about 3500 LY distance from the Earth In what year did the star actually explode.

An object with total mass mtotal = 15.8 kg is sitting at rest when it explodes into three pieces. One piece with mass m1 = 4.5 kg moves up and to the left at an angle of θ1 = 18° above the - x axis with a speed of v1 = 27.5 m/s.

Ilya and Anya each can run at a speed of 8.00 mph and walk at a speed of 3.20 mph. They set off together on a route of length 5.00 miles.

What step precedes the onset of hydrogen fusion in a star?

Manuel is holding a 5kg box how much force is he exerting on it

The object on the left is a discus, a piece of sports equipment made of a metal core, a plastic inner rim, and a metal outer rim. The object on the right is a flying disc, a piece of sports equipment made of plastic.

If you are sitting in your seat how are the forces acting on you?

At what speed does a falling hailstone travel? Does the speed depend on the distance that the hailstone falls?