The movers apply a force of 430 N to push a piano up a 2.0 m long ramp. How much work has been done when they reach the top of the ramp?

428 Watts

ОА

B

215 Joules

An old man wanted to leave all of his money to one of his three sons, but he didn't know which one he should give it to. He gave each of them a few coins and told them to buy something that would be able to fill their living room.

The particles in a nucleus are held together primarily by the (1) strong force (3) electrostatic force (2) gravitational force (4) magnetic force

List the major functions of the skeleton system

Final velocity for 2.6 seconds

Which of the following scientists was a student of Tycho Brahe and gathered data that confirmed the heliocentric model of the solar system? Galileo Kepler Newton Ptolemy

What will most likely happen if a light wave moves through a solid?

Ben franklin showed that 1 teaspoon of oil would cover about 0.50 acre of still water. if you know that 1.0 x 104m2 = 2.47 acres, and that there are 5.0 cm3 in a teaspoon, what is the thickness (in cm) of a later of oil?

Which of the following are indicators of chemical changes (choose all that apply): 1. A solid is formed 2. Heat is released or absorbed 3. A gas is released 4. Light or Sound is Produced 5. State of Matter changes 6. A color change takes place 7.

How long do your guests have to wait until the steaks are ready?

Newton discovered that gravity behaves differently in space than it does on Earth. true or false?