Work and Power

In science, work focuses on force and____ but not concentration.

• force
• direction
• motion
• newtons

What is the transfer of energy that occurs when a force is applied over a distance?

• work
• power
• force
• motion

What is the unit of measurement for work?

• newtons
• meters
• watts
• joules

What is the calculating formula for work?

• w=Fd
• w=Ft
• w=t/d
• w=F/t

Calculate work for the following problem: F: 45 N; d: 4m

• 120 J
• 150 J
• 180 J
• 200 J

Calculate the work for the following problem: F: 30 N; d: 5m

• 100 J
• 150 J
• 100 J
• 125 J

Calculate the work for the following problem: F:63 N; d: 10m

• 600 J
• 630 J
• 620 J
• 650 J

Tags

NGSS.HS-PS3-2

T/F: When it comes to forces at an angle, the force and motion go in the same direction.

• true
• false

T/F: When it comes to force at an angle, the force is both horizontal and vertical.

• true 
• false 

T/F: When it comes to force at an angle, the horizontal force is used to calculate work.

• true
• false