Force and Pressure

Two factors that determine work are

• force

• acceleration

• mass

• distance

• velocity

Tags

NGSS.MS-PS2-2

units of force are

• newtons

• grams

• joules

• meters

units for work are

• newtons

• joules

• meters

• seconds

if you push a cart with a force of 60 N for 2 m... how much work have you done

• 120 J

• 30 J

• 120 N

• 30 N

Tags

NGSS.MS-PS2-2

What is the formula for work?

• Force = work x distance
• Distance = force x work
• Work = force x distance
• Work = force x mass

A student needs 10 Newtons of force to lift a box to the top of a 2 meter shelf. How much work do they do?

• 12 J

• 8 J

• 20 J

• 5 J

Tags

NGSS.MS-PS3-2

A soccer player kicks a ball with 20 Newtons of force causing it to travel 100 meters. How much work is done on the ball?

• 200 J

• 80 J

• 5 J

• 2000 J

Tags

NGSS.MS-PS2-2

A 5000N block is lifted 10 m. Calculate the work done.

• 50000 J

• 5000 J

• 500 J

• 50 J

Tags

NGSS.MS-PS3-2

What is the equation used to calculate pressure?

• pressure= force/mass
• pressure =mass/volume
• pressure=area/force
• pressure=force/area

What is the unit of measurement for pressure?

• pascal
• grams
• milliters
• meters