S2 2019 Physics Review

Which best describes "work?"

• The product of a force and the displacement over which it acts.

• The energy an object has stored due to its position or configuration.

• A push or a pull.

• The change in position of an object.

Which best describes "energy?"

• The ability to do work.

• The product of a force and the displacement over which it acts.

• A push or a pull

• The change in position of an object.

Which best describes "kinetic energy?"

• The energy an object has due to being in motion.

• The energy an object has due to its position.

• Energy we perceive as heat.

• A push or a pull.

Which best describes "potential energy?"

• The energy an object has due to being in motion.

• The energy an object has due to its position.

• Energy we perceive as heat.

• A push or a pull.

Which best describes "thermal energy?"

• The energy an object has due to being in motion.

• The energy an object has due to its position.

• Energy we perceive as heat.

• A push or a pull.

Which best describes "force?"

• The energy an object has due to being in motion.

• The energy an object has due to its position.

• Energy we perceive as heat.

• A push or a pull.

Which unit is used to measure energy?

• kg

• m

• N

• m/s²

• J

Which unit is used to measure Force?

• kg

• m

• N

• m/s²

• J

In order for work to be done. . .

• A force must have an effect on the displacement of an object

• Any force can be applied to an object with any motion

• An object must have gravitational potential energy

• An object must remain motionless

Ms. Bowns worked really hard on this drawing of a pendulum. Where does it have the most potential energy?

• A

• B

• C

• D

• E