Energy and Its Applications: 7th Grade Science Quiz

Which type of energy represents motion?

• Potential Energy
• Kinetic Energy
• Chemical Energy
• Thermal Energy

What is the key difference between distance and displacement?

• Distance is always positive
• Displacement includes direction
• Distance is measured in kilometers
• Displacement is always zero

In an experiment, the factor that is deliberately changed is called the:

• Dependent Variable
• Controlled Variable
• Independent Variable
• Experimental Variable

Which factors determine an object's Potential Energy?

• Speed and mass
• Height and weight
• Direction and velocity
• Temperature and pressure

What is the unit of measurement for Force?

• Joules
• Watts
• Newtons
• Meters per second

When a roller coaster is at the top of a hill, it primarily has:

• Kinetic Energy
• Potential Energy
• Thermal Energy
• Chemical Energy

Work is measured in:

• Newtons
• Meters
• Joules
• Kilometers

Speed is typically measured in:

• Newtons
• Joules
• Meters per second
• Watts

An example of energy transformation from Chemical to Electrical Energy is:

• A falling rock
• A battery powering a device
• A person walking
• Wind turning a turbine

Which energy type can convert into the other?

• Potential and Kinetic Energy can convert
• Chemical and Thermal Energy cannot convert
• Electrical and Mechanical Energy are fixed
• Gravitational and Nuclear Energy are separate