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?

Name a latitude where each of the following occurs polar easterlies, westerlies, and trade winds

10) Suppose you have a transparent material that is more dense than glass. How would the light ray be affected? Y

What is the weight of a 20 kg box on the Earth? A) 2 N B) 20 N C) 200 N

In which of the following cases will the normal force on a box be the greatest? A. When the box is placed in a stationary elevator B. When the box is placed in an elevator moving upwards at constant velocity C.

3. Which of the following land biomes is correctly matched to its characteristic abiotic factors? a.) boreal forest-hot, wet, humid b.) grassland-dry, hot days, cold nights c.) deciduous forest-moderate temperatures and rainfall d.

What units should be used when measuring the mass of a lady bug?

What happens if you don't wear your school uniform?

Velocity is the rate at which an object moves in a certain direction. what would cause a change in velocity?

The position of an object is given by x = at3 - bt2 + ct, where a = 4.1 m/s3, b = 2.2 m/s2, c = 1.7 m/s, and x and t are in SI units. What is the instantaneous acceleration of the object when t = 4.1 s?

A 0.25 kg baseball is in contact with a bat for 0.0075 s and exerts a force of 18,500 N. What impulse is delivered to the ball?