Why are red stars cooler than blue stars?

A large box is being pushed by three separate people. The first person is pushing the box at a rate of 6 m/s directly north. The second person is pushing the box at a rate of 6 m/s directly to the northeast.

When is a shadow at its shortest

Why do you see colors when you look at reflected light from a cd

Most satellites follow an oval-shaped (elliptical) path rather than a circular path around the earth. the pe increases when the satellite moves farther from the earth. according to energy conservation, the satellite has its greatest speed ___.

You push a cart with mass 30 kg forward, giving it an acceleration of 5 m/s How much force did you apply?

A hot spot is an area where material from deep within the mantle rises and melts through the crust above it. True or False

Disabling asthma attacks can lead to restrictive school activity of approximately

What is the force behind mass movements

You have a rock with a volume of 15 cm 3 and a mass of 45 grams. What is its density?

Sound waves travel the fastest through which of the following? A. cold gas B. hot gas C. Hot vacuum D. Cold vacuum