Flight Forces
Buoyancy
About Energy
Renewable Energy
Renewable vs. Non-Renewable Energy
100

The force that pushes an airplane forward

Thrust

100

The force that pushes objects upward in water

Buoyant Force

100

This type of energy is stored in food, batteries, or fuels

Chemical Energy

100

Energy from sunlight

Solar Energy

100

Energy sources that nature replaces quickly

Renewable Energy

200

The force that pushes an airplane upward

Lift

200

It happens when water is pushed out of the way

Displacement

200

This type of energy comes from moving objects or machines, like a spinning fan or a moving bicycle

Mechanical Energy

200

Energy from moving water in dams or rivers

Hydraulic Energy

200

Energy sources that cannot be replaced quickly

Non-Renewable Energy

300

The force that slows airplanes due to air resistance

Drag

300

A type of substance that can flow and take the shape of its container, eg. liquids and gases

Fluid

300

A phone battery is charged overnight, and the next day you use the phone to watch videos

Energy can be stored

300

Energy from ocean tides

Tidal Wave Energy

300

Name two fossil fuels

Coal / Oil / Natural Gas

400

The force that pulls objects toward Earth

Weight

400

A property describes how tightly packed matter is

Density

400

A solar panel changes sunlight into electricity to power a house. What property of energy does this show?

Energy can be transformed

400

Energy from heat deep inside Earth

Geothermal Energy

400

Name one advantage of renewable energy

Environmentally friendly / Limitless / Safer

500

Name the two pairs of opposite flight forces

Thrust & Drag, Lift & Weight

500

Explain why a large boat can float while a small rock sinks

Density and Buoyant Force

500

You rub your hands together and they become warm. Energy moved from your moving hands to heat. What property of energy is this showing?

Energy can be transferred

500

Energy from plants or organic waste

Biomass Energy

500

Name two disadvantages of non-renewable energy

Contamination Gases / Radioactive Residue / Environmental Catastrophes