Review for Physics FSE - Modules 1-6

Which SI unit is used to measure temperature?

• ampere

• candela

• kelvin

• meter

What is the number of significant digits in the measurement 34.000 m?

• A. 2

• B. 3

• C. 4

• D. 5

If you were to measure the mass of a toy car used in an activity, the unknown quantity is the mass of the toy car and the standard is the

• gram

• meter

• mole

• second

Which describes an independent variable?

• A. The factor that is changed or manipulated during an experiment.

• B. The factor that depends on what is changed or manipulated during an experiment.

• C. The line of best fit.

• D. The result of an experiment.

Final position minus the initial position is called the ____.

• displacement

• distance

• magnitude

• time interval

A common symbol for a time interval uses the Greek letter ____ to represent a change in a quantity.

• alpha (α)

• beta (β)

• delta (Δ)

• gamma (γ)

What is plotted on the horizontal axis of a position-time graph?

• motion

• position

• speed

• time

____ is the change in position divided by the time during which the change occurred.

• Average velocity

• Average speed

• Instantaneous velocity

• Instantaneous speed

If there are no contact forces pushing up on an object and the object's apparent weight is zero, it is said to be

• at terminal velocity.

• in equilibrium.

• small.

• weightless.

• Newton's first law.

• Newton's second law.

• Newton's third law.

• Newton's fourth law.