A roller coaster moving down a hill is an example of what kind of energy

Which factor causes Earth's seasons? Earth's distance from the Sun during its orbit the equator's division of Earth into Northern and Southern Hemispheres the tilt of Earth's axis as it orbits around the Sun Earth's completion of its orbit around

If a man moves a large box that weighs 10 newtons 20 meters in 30 seconds, how much power was used.

How are military people able to see enemy combatants in complete darkness?

A non-uniform rod 60cm long and weighs 32N is balanced at the 45cm mark. A load of 2N is hung on the zinc rod at the 25cm mark. Where must a second knife-edge be placed to balance the zinc rod horizontally

The speed of an electric motor canbe controlled by varying the amount of current through the motor

Why arent insulators allowed in operating rooms

What does Kepler's second law state? A. Planets travel in ellipses. B. Planets sweep equal areas in equal times. C. A planet's apparent backward movement is termed retrograde motion. D.

Why do charges build up in a cloud

How does the wave model of electrons orbiting the nucleus account for discrete energy values?

An ecosystem is all the populations of organisms that live together and A. the microorganisms that depend on them. B. the organisms that generate energy from sunlight. C. the physical factors with which they interact. D.