Work and Energy Introduction

__________ is stored energy. 

• Potential

• Kinetic

• None of the above 

• All of the above 

Tags

NGSS.MS-PS3-2

The Law of Conservation of Energy states:

• Energy can created or destroyed but not transformed 

• Energy cannot be created or destroyed, it can only transformed

• Energy can't be created, destroyed or transformed

Tags

NGSS.MS-PS3-5

There is a roller coaster car at the top of the hill, one at the middle of the hill, and one at the bottom of the hill. Which has the most potential energy?

• The car at the bottom of the hill

• The car in the middle of the hill

• The car at the top of the hill

• All of the cars have zero potential energy

Tags

NGSS.MS-PS3-2

When a ball rolls down hill, its potential energy _____________ and its kinetic energy ______________.

• increases, increases

• increases, decreases

• decreases, decreases

• decreases, increases

Tags

NGSS.MS-PS3-2

Energy from the Sun, which provides heat and light energy for Earth

• chemical

• solar

• kinetic

• potential

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

Energy transferred through electromagnetic waves, like microwaves.

• nuclear

• chemical

• radiant

• mechanical

Tags

NGSS.MS-PS1-4

NGSS.MS-PS4-1

NGSS.MS-PS4-2

A 50kg person is running at 7m/s (about 16 mph). How much kinetic energy do they have?

• 1225 J

• 180000 J

• 294 J

• 3920000 J

Answer explanation

Tags

NGSS.MS-PS3-1

The energy stored in an object is its _______ Energy

• kinetic

• Potential

• Transformed

• Joule

Answer explanation

Pontential Energy (PE) is stored energy. So look for words that mean the same thing.

Tags

NGSS.MS-PS3-2

What type of energy is in this picture?

• Kinetic

• Potential

• Chemical

• Sound

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-2

NGSS.MS-PS3-5

On a roller coaster, where is maximum potential energy?

• At the bottom of a big hill

• When going around a corner

• When going upside down

• At the top of a big hill

Tags

NGSS.MS-PS3-2