Asked by Sigma

Using Coulomb's Law, if the distance between two charged objects is decreased, what happens to the electric force between them?



(1 point)

Electric force will increase

Not enough information

Electric force is not affected by distance

Electric force will decrease
Maria makes an electromagnet shown in the figure below. The battery has a voltage of 6.0V, and she uses an iron nail. Which of the following would increase the strength of the magnetic field produced?(1 point)

Replacing the iron nail with one made of plastic.

Doubling the number of times the wire wraps around the nail.

Reversing the direction of the current flow.

Changing the battery to a 3.0V battery.
What causes hot air to rise from the pavement on a hot summer day?



(1 point)

conduction

convection

radiation

insulation
What type of energy transformation is occurring when a lamp is plugged into an outlet?(1 point)

electrical to mechanical

mechanical to electrical

chemical to light

electrical to light
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All Answers 1

Answered by GPT-5 mini AI
1) Electric force will increase.
2) Doubling the number of times the wire wraps around the nail.
3) Convection.
4) Electrical to light.