Intro to Energy End of Unit Quiz

Intro to Energy End of Unit Quiz

Let's show what we have learned!!!

Multiple Choice

What kind of energy is the result of chemical bonds?

• Chemical potential energy

• Gravitational Potential Energy

• Kinetic Energy

• Solar Energy

Multiple Choice

What is the combination of potential and kinetic energy called?

• Total energy

• Mechanical energy

• Hydroelectric energy

• Electric energy

Multiple Choice

Which of the following are examples of elastic energy?

• Dribbling a basketball

• Stretching a rubberband

• Compressing or Stretching a spring

• All of the above

Multiple Select

When the roller coaster car hits another car with the same size and mass what happens?

• The first car and second car continue to roll down the track together.

• The first car stops completely and transfers its kinetic energy to the second car.

• The first car bounces off of the second car and the second car starts moving slowly down the track

• The first car transfers its potential energy to the second car to satisfy the law of conservaation

Multiple Choice

When a hair dryer is plugged in and switched on to blow hot air.....

• Electricity is converted to kinetic energy

• Electricity is converted to mechanical and thermal energy

• Electricity is used efficiently to dry hair

• The electricity is tranformed into elastic and chemical energy

Multiple Choice

When the Sun shines on the air in the atmosphere is creates ...

• Ozone gas which protects the Earth from pollution and global warming.

• warmed areas which then create currents making the wind blow transforming the sun's light into kinetic energy

• the layers of the atmosphere so that weather can happen and rain can fall

• water currents that result in hydropower and photosynthesis.

Multiple Choice

A roller coaster car has a mass of 5 g and sits at the top of the track at a height of 25 feet. What kind of energy does the car have?

• Gravitational Potential Energy

• Elastic Energy

• Chemical Energy

• Kinetic Energy

Fill in the Blanks

Energy is the ability to

Multiple Choice

When we Compare and Contrast Gravitational Potential Energy with Kinetic Energy we identify the fact that ...

• Both depend on the object's mass

• Gravitational Potential Energy depends on the height the object is lifted up to

• Kinetic Energy depends on speed of the object's motion

• All of the above

Multiple Choice

Energy can ...

• be created if we are careful and work very hard

• be created with the right conditions and tools

• not be created or destroyed it can only be changed

• be created and destroyed and changed into different forms