Why a pc monitor is covered with dust?

a farmer lifts a bale of hay that is 12m off the ground. If he uses a force of 350 n, how much work does the farmer do?

Which of the following statements about geothermal energy is not true?

Suppose a cart with no fans has a starting velocity of 2 m/s. What will be the velocity of the cart when it reaches a wall?

A steel beam is rotated in a horizontal plane to provide the centripetal acceleration for training pilots. If the pilot sits 2.

A pair of electrically charged objects attract each other with a force of 4 N when they are a distance of 3 m apart. If their charges stay the same, then what will be the attractive force between them when they are 6 m apart

What is the most advanced life form on earth

Which EM wave is about the size of humans?

Describe how the Catapult works?

Newton's third law of motion states that the force pair acting on different objects consist of two forces that

While working on her science fair project Venus connected a battery to a circuit that contained a light bulb. Venus decided to change the light bulb to a higher resistance, but she wanted to keep the current the same.