Vector Physics

Front

A car travels 90 meters due north in 15 seconds. Then the car turns around and travels 40 meters due south. What is the magnitude and direction of the car's resultant displacement? Options: 40 metres, South, 50 metres, South, 50 metres, North, 40 metres, North

Back

50 metres, North

Front

Which statement describes a vector?

Back

It has both direction and magnitude

Front

In practice A of the figure, what is the magnitude of the resultant displacement? Options: 5 km, 8 km, 11 km, 15 km

Back

11 km

Front

In practice A of the figure, what is the direction of the resultant displacement? Options: 63 degrees, South of East, 63 degrees, North of West, 27 degrees, North of West, 27 degrees, South of West

Back

27 degrees, North of West

Front

In practice B of the figure, which displacement is the horizontal component? Options: 30 km, East, 30 km, West, 40 km, North, 40 km, South

Back

30 km, West

Front

In practice B of the figure, which displacement is the vertical component? Options: 40 km, South, 40 km, North, 30 km, East, 30 km, West

Back

40 km, South

Front

Wind blowing at 20 knots: Is this a scalar or vector quantity?

Back

Scalar

Front

Is this a scalar quantity or a vector quantity?
A deer running 15 meters per second due west

Back

Vector

Front

If a boomerang is thrown 20 m in a straight line and returns exactly to the spot it was thrown, what is its displacement? Options: 20m, 40m, 0m, -20m

Back

0m

Front

A car moved 60 km East and 90 km West. What is the distance it traveled?

Back

150 km