The use of oil or grease to lessen friction is called

Which of the following is a vector quantity? A. 100 pounds of rocks B. 23 inches to the left C. 21.2 m long D. 45 in/s

If a spaceship has a momentum of 30,000 kg-m/s to the right and a mass of 400 kg, what is the magnitude of its velocity? A. 12,000,000 kg-m/s B. 75 m/s C. 1,200 kg-m/s D. 300 m/s

Which of the following features was not created by subduction A. japanese B. andes mountains in south america C. hawaii

A squirrel (mass 0.9 kg) is running across the road at a speed 4.0 m/s. What is the squirrel's kinetic energy?

What happens when light is scattered? A. it reflects on many different directions. B. It bends as it passes from one medium to another. C. It vibrates in only one plane. D. It's is redirected as it passes through a medium.

Will you die if you eat wax?

Which method is used to calculate the slope on a distance time graph

Lexy throws a dart with an initial velocity of 25m/a at an angle of 60 degrees relative to the ground. What is the approximate vertical component of the i ritual velocity?

True or false electronic machines with no moving parts experience friction and get hot because electricity is moving through the wires

I'm having trouble figuring out how to study for my science test, it's based off of everything we've learned but I'm afraid there's some things I misunderstood during the year that will effect me on the test, and suggestions?!!