Lightning is created when charges flow rapidly from

a. ground to cloud.

b. cloud to ground.

c. cloud to cloud.

d. all of these.'

The force a magnet exerts on another magnet, on iron or a similar metal, or on moving charges is an electric force. a magnetic force. proportional to the charge of the magnet. proportional to the mass of the magnet.

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How are physical descriptions and physical properties similar

Compare contrast speed and velocity

A 50 g ice cube can slide without friction up and down a 30â slope. the ice cube is pressed against a spring at the bottom of the slope, compressing the spring 10 cm. the spring constant is 25 n/m.

In a circuit, electrons travel in A. a circular path. B. different directions. C. alternating directions. D. the same direction.

Which explains upwelling in the oceans?

Explain in terms of the arrangement of particles the kinetic theory of matter

What is the rate at which energy is transferred?

A person is strolling along a moving walkway at a constant velocity of + 1.00 m/s with respect tot he walkway, which moves at a constant velocity of + 0.50 m/s with respect to the ground.