3 years ago

What are the basic requirements for a terrestrial world to have a global magnetic field?

1 answer:

3 0

Explanation:

There must be differences in temperature, pressure and composition within a liquid metal core inside the planet, since this produces a motion of the liquid metal, generating electric currents, which produce magnetic fields, that align, combining their effect to produce a large field Magnetic that envelops the planet.

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Which force stops the car from moving?

Alex73 [517]

Answer:

The force of friction.

Explanation:

Gravity keeps the car on the ground.

Motion Allows the car to move.

The force of speed doesnt make sense.

Friction would cause the car to stop moving.

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2 years ago

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Molodets [167]

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Which of the following describes a chemical change?

Thepotemich [5.8K]

Answer:

D. Burning paper

Explanation:

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2 years ago

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mr Goodwill [35]

The right answer is c because it absorbs the heat then it pushes it away like radiation

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3 years ago

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A speedboat with a mass of 511 kg (including the driver) is tethered to a fixed buoy by a strong 31.5 m cable. The boat's owner

Lady_Fox [76]

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