Comp 2 Unit 1.2 - Energy Flashcards

Front

Sequence of energy conversions in a blender when making a smoothie?

Back

Electrical → Mechanical → Sound

Front

Which sequence best describes the energy changes that allow a hot air balloon to rise when propane gas is burned?

Back

chemical energy → thermal energy → mechanical energy

Front

Which example shows energy being transformed from one form to another, following the Law of Conservation of Energy?

Back

A moving bicycle comes to a stop and its energy is transferred to heat in the brakes.

Front

What type of energy transformations take place when you play music from a charged smartphone through a speaker?

Back

Chemical → Electrical → Sound

Front

Which statement describes the conservation of energy in a pendulum's motion?

Back

The total energy remains constant from Position 1 to Position 5.

Front

According to the law of conservation of energy, what happens to Jennifer's energy as she rides down the hill?

Back

Her potential energy is converted to kinetic energy as she goes down the hill.

Front

Energy transformations in a battery-powered toy car.

Back

chemical energy → electrical energy → mechanical energy

Front

According to the law of conservation of energy, what energy transformation occurs when a pendulum ride swings from its highest to lowest point?

Back

The gravitational potential energy at the highest point is transformed into kinetic energy as the ride swings downward.

Front

Identify the type of energy: Thermal energy, Sound energy, Mechanical energy, Electrical energy

Back

Thermal energy

Front

Identify the type of energy: Electrical Energy, Mechanical energy, Sound energy, Thermal energy

Back

Sound energy