Vector and Scalar Review

How far something moves is called

• Force

• Motion

• Distance

• Speed

What occurs when an object changes its position relative to a reference point?

• Motion

• Momentum

• Force

• Acceleration

_______ is BOTH magnitude and direction.

• Scalar

• Speed

• Distance

• Vector

Displacement is an object's distance and direction from its starting point.

• True

• False

A bullet is fired at 400 m/s and moved 2.5 sec. How far did it travel?

• 160 m

• 253 m/s

• 190 m

• 1000 m

Bill walked 5 km N and 4 km East. What was his total distance traveled?

• 9 km

• 13 km

• 1 km

• 5 km

The proper units for kilo, centi, and milli are c-k-m.

• True

• False

Which of the following is a vector?

• Time

• Velocity

• Speed

• Distance

Which is a displacement?

• 82 m N

• 23 km

• 12 m/s E

• 13 m/s

Sarah walks 4 km East and 2 km North. What is her displacement?

• 13.13 km NE

• 7.1 km NE

• 4.47 km NE

• 5.23 km SW