Forces

Vector quantities have ___.

• magnitude

• unit

• no direction

• direction

Which two quantities are scalar?

• displacement

• speed

• velocity

• distance

• density

____ is a push or a pull.

What is the resultant force?

• 15 N to the right

• 10 N to the left

• 5 N to the right

• 5 N to the left

Determine the resultant force.

• 30 N to the left

• 30 N to the right

• 15 N above

• 0 N

Analyze the picture and describe what happens to the moving cart.

• The cart starts to move.

• The cart doesn't move

• The cart starts to decrease its velocity.

• The cart starts to increase its velocity.

Which method can we use to solve for the resultant force?

• Head to Tail method

• Tail-to-Tail method

• Parallelogram method

• Pythagorean method

Analyze the illustration. What is the resultant?

• 100 km E

• 100 km N

• 10 km E

• 10 km N

A trolley is moving at a constant velocity. What happens to the trolley when no force is applied to it?

Grace walks 8 km north and then 6 km east from the base camp. What is her resulting displacement?

• 2 km East

• 10 km North-East

• 12 km North

• 14 km East