Exploring Energy with Paperclips

What shape is the paperclip bent into to explore potential energy?

• Circle

• Square

• Triangle

• Rectangle

What happens to the paperclip when it is dropped after being bent?

• It rolls away

• It falls flat

• It bounces up

• It stays still

What is the main concept demonstrated by the paperclip's motion?

• Law of electromagnetism

• Law of thermodynamics

• Law of conservation of energy

• Law of inertia

What is the initial energy required to start a chemical reaction called?

• Thermal energy

• Potential energy

• Kinetic energy

• Activation energy

What is required to convert potential energy to kinetic energy in the paperclip?

• A large mass

• A jolt of energy

• A magnetic field

• A vacuum

What does the wobbling of the paperclip demonstrate?

• Friction

• Inertia

• Resonance

• Gravity

What is the term for the frequency at which an object naturally vibrates?

• Resonant frequency

• Natural frequency

• Harmonic frequency

• Oscillation frequency

What is the effect of shortening the length of a swinging object on its frequency?

• Stops oscillation

• Increases frequency

• Decreases frequency

• No effect

What happens to a spring when it is compressed or expanded?

• It breaks

• It loses energy

• It gains potential energy

• It remains unchanged

What causes the energy in a spring to eventually dissipate?

• Magnetism

• Friction

• Gravity

• Electricity