Work review

What are the two types of Mechanical Energy? (ME)

• Kinetic and Potential Energy
• Kinetic and Nuclear Energy
• Potential and Chemical Energy
• Thermal and Kinetic Energy

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-2

units for work are

• netwons
• joules
• meters
• seconds

Kinetic Energy depends on the _______ of an object.

• mass

• velocity

• neither

• mass and velocity

Tags

NGSS.MS-PS3-1

How much work is done on this box?

• 4 J

• 250 J

• 200 J

• 5 J

Tags

NGSS.HS-PS2-1

How much work is done on this ball?

• 0 J

• 50 J

• 100 J

• 250 J

Tags

NGSS.HS-PS3-1

Define work

• Work is principal that energy is conserved

• Work is the change in an object's total mechanical energy

• work is the change in kinetic energy

• work is the change in potential energy

Tags

NGSS.HS-PS2-1

How much work did friction do on the ball?

• 150 J

• 120 J

• 270 J

• 30 J

Tags

NGSS.HS-PS3-1

How much work is done on the ball?

• 0 J

• 150 J

• 300 J

• 450 J

How much work did this soccer player do on the ball?

• 180 J

• 300 J

• 480 J

• 600 J

Tags

NGSS.HS-PS3-1

How much work did this man do on the box?

• 3000 J

• 2000 J

• 4500 J

• 8000 J

Tags

NGSS.HS-PS2-1