What holds the stars together in their galaxies? A. light B. orbits of the planets C. weight D. gravity

What was Operation Overlord? a. the code name for the Allied invasion of Normandy b. the code name for the Axis invasion of France c. the code name for the project to build atomic bomb d. the code name for the project to build nuclear submarine

Research is being done on the use of radio waves in destroying cancer cells. What type of frequency would be best used in this technology? Justify your answer.

A weightlifter is attempting a biceps curl with a 200 n barbell. the moment arm of the barbell about the elbow joint is 40 cm. the moment arm of the elbow flexor muscles is 4 cm.

The following statements are true about hypotheses and theories except: Testing a hypothesis may lead to the development of a theory. New theories and hypotheses may be the result of thinking about old problems in new ways.

What is the momentum of a 5100 kg car has a velocity of 12 m/s?

Charlotte, a 60.0-kg skin diver, shoots a 2.0-kg spear with a speed of 15 m/s at a fish who darts quickly away without getting hit.

All objects are attracted to each other by the force of a. weight. b. mass. c. inertia. d. gravity.

landslides and mudslides caused by lava flows are ___ deadly than the lava flow itself. a. more b. less

3. How is electric potential different than electric potential energy?

Ethan pushes a wooden box across a carpet floor then he pushes the same box across a smooth marble floor why does Ethan find it easier to push the box on the marble floor than carpet floor