Amy has a mass of 50kg, and she is riding a skateboard going 10m/s. what is her momentum

How do gravity and dark matter shape the galaxies and affect their environment?

Infer why the output force exerted by a rake must be less than input force?

This passage describes a chemical reaction. Read the passage. Then, answer the question below. As the cells in your body break down food, a poisonous substance called ammonia (NH3) begins to build up in your blood.

What is the effect of friction on a moving object

If an object's mass is decreasing while a constant force is applied to the object, would its acceleration decrease, increase, or remain the same?

What are two ways that convention currents in the ocean distribute the suns energy?

A 535 kg roller coaster car began at rest at the top of a 93.0 m hill. Now it is at the top of the first loop-de-loop. This roller coaster's track is nearly frictionless, so resistance can be ignored. Using g = 9.

A bulldozer does 45,000 joules of work to push a boulder a distance of 30 meters. How much force is applied to push the?

The atomic emission spectra of a sodium atom on earth and of a sodium atom in the sun would be

The Mississippi River carries tons of tiny rock fragments called sediments into the Gulf of Mexico. What do u think will happen to these sediments in a few million years