Energy

What is energy?

• moving energy

• stored energy

• renewable energy

• The ability to do work.

What kind of energy is represented in this picture?

• Thermal
• Potential
• Nuclear
• Mechanical

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4

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

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the independent variable is ...

• The type of plant
• The amount of sunlight
• The type of music
• The type of liquid

Tags

NGSS.MS-LS1-5

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, what is the dependent variable?

• Type of plant
• Water, apple juice, milk
• Plant growth

Tags

NGSS.MS-LS1-5

A student is planning an experiment to find out how the height from which he drops a ball affects how high the ball bounces. The dependent variable is the _____.

• Diameter of the ball
• Force acting on the ball
• Height that the ball bounces
• Height from which the ball is dropped

Tags

NGSS.MS-PS3-2

What is the energy transformation that occurs in an electric pencil sharpener?

• mechanical energy to electrical energy

• electrical energy to mechanical energy

• radiant energy to sound energy

• chemical energy to mechanical energy

Tags

NGSS.4-PS3-2

NGSS.4-PS3-4

A hairdryer converts -- 

• electrical energy into chemical
• electrical energy into thermal
• chemical energy into mechanical
• thermal energy into mechanical

Tags

NGSS.4-PS3-4

What type of energy transformation occurs in an electric hot that is turned on?

• thermal energy to electrical energy

• electrical energy to thermal energy

• thermal energy to mechanical energy

• mechanical energy to thermal energy

Tags

NGSS.MS-PS1-4

Which of the following energy transformations occur when a lamp that is plugged into a wall socket is functioning correctly?

• Chemical to light
• Electrical to chemical
• Electrical to light
• Chemical to electrical

Tags

NGSS.HS-PS3-3