Energy

What is potential energy?

• moving energy

• stored energy

• renewable energy

• non renewable energy

Tags

NGSS.MS-PS3-2

What is kinetic energy?

• moving energy

• potential energy

• stored energy

• renewable energy

Tags

NGSS.4-PS3-1

Your body obtains energy from the food you eat. What is the form of energy in food?

• Kinetic

• Elastic

• Gravitational

• Chemical

When an archer bends a bow, what type of energy increases in the bow?

• Gravitational

• Elastic

• Kinetic

• Thermal

Which energy transformation occurs when a television speaker produces music?

• ELECTRICAL TO SOUND

• ELASTIC TO SOUND

• THERMAL TO SOUND

• SOUND TO ELECTRICAL

Which of these describes the law of conservation of energy?

• NO MACHINE IS 100% EFFICIENT

• ENERGY IS NEITHER CREATED OR DESTROYED

• THE ENERGY RESOURCES OF EARTH ARE LIMITED

• THE ENERGY OF A SYSTEM IS ALWAYS DECREASING

As a roller coaster moves down a hill, potential energy is converted into kinetic energy, thermal energy, and sound energy. What is true about the total energy of this system?

• ENERGY IS GAINED (CREATED) AS THE ROLLER COASTER MOVES

• ENERGY IS LOST (DESTROYED) AS THE ROLLER COASTER MOVES

• THE TOTAL ENERGY REMAINS THE SAME AS THE ROLLER COASTER MOVES

• THE TOTAL ENERGY CONSTANTLY CHANGES AS THE ROLLER COASTER MOVES

Which of the following is an energy conversion from light energy to chemical energy?

• Turning on a stove to heat dinner

• Turning on a lamp

• Growing an apple tree

• Making toast in a toaster

Sam studied kinetic and potential energy by observing apples hanging on a tree during a field investigation. What type of energy do the apples have?

• Kinetic

• Mechanical

• Gravitational

• Elastic

What kind of energy is represented in this picture?

• Thermal
• Potential
• Nuclear
• Mechanical

Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-4

NGSS.MS-PS3-3