According to Newton's second law of motion, force equals mass times acceleration (F = ma). Given that a car has a mass of 3,000 kg, how much force would be needed to accelerate it 2 m/s²?

A

1,500 N

B

6,000 N

C

3,000 N

D

1,000 N

The amount of gravitational potential energy released as an object falls depends on

Bjorn is holding a tennis ball outside a second floor window (3.5 meters from the ground) and billie jean is holding one outside a third floor window (6.

Calculate the energy needed to heat 4 kg of water from 25 degrees c to 45 degrees c

The intensity of light from a star varies inversely as the square of the distance. If you lived on a planet ten times farther away from the sun than the Earth, how would the light intensity of the sun compare with that on Earth?

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Why oil does not dissolve in water?

Which element has the highest number of protons? a. Calcium b. Argon c. Xenon d. Radon

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You push a piano 5 meters across the floor with a force of 400 n. how much work have you done?

Monochromatic electromagnetic radiation illuminates an area of a surface. The electric and magnetic fields of the waves are then doubled in magnitude.