Unit 3: Momentum, Work, and Energy

Match the vocab words to their definitions

• The ability to do work

• Work

• The work done in an amount of time

• Power

• Makes work easier by changing a force

• Machine

• Using a Force to move an object distance

• Energy

Tags

CCSS.RI.11-12.4

CCSS.RI.7.4

CCSS.RI.8.4

CCSS.RI.9-10.4

CCSS.RI.9-10.4

An object's momentum is determined by the formula (p=mv), what are the m and v?

• Mass and Velocity

• Momentum and Velocity

• Meters and Vectors

• Mass and Vectors

Tags

NGSS.MS-PS3-1

What is the momentum of a ball that has a mass of 2kg moving at a velocity of 6 m/s?

• 3 kg m/s

• 12 kg m/s

• 8 kg m/s

• 4 kg m/s

Tags

NGSS.MS-PS3-1

Objects in an Elastic Collision​ ​ (a)   each other. While objects in Inelastic Collisions​ (b)   each other.

• bounce off of
• stick to
• explode
• destroy

Tags

NGSS.HS-PS2-2

Categorize the types of collision as either elastic or inelastic

Groups:

(a) Elastic Collision

,

(b) Inelastic Collision

• 
• 
• 
• 

Tags

NGSS.MS-PS2-1

(a)   is the ability to do work, and ​ (b)   is how energy is transferred between objects or systems.

• Energy
• Work
• Power
• Money

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Work is using force to move an object a distance, which situation here is work NOT being done?

• Kicking a soccer ball down the field

• Lifting a water bottle to take a drink

• Staring at a wall

• Sliding a couch along the floor

Match each photo with the Simple Machine that describes it

• Inclined Plane

• 
• Pulley

• 
• Lever

• 

Work = Force x Distance

How much work is done when a lever is pushed a distance of 2 meters with a Force of 100 Newtons?

• 102 Joules

• 98 Joules

• 50 Joules

• 200 Joules

Scissors are a type of lever, where is the fulcrum?