Earth's Resources

Oil, coal, and natural gas are considered __________ ___________ because it takes millions of years for them to form.

• Nonrenewable Resources
• Renewable Resources
• Energy Resources
• Very Expensive

Plants, animals, water, and sunlight are all ________ ______.

• Fossil Fuels

• Renewable Resources

• Geothermal Energy

• Nonrenewable Resources

What does burning fossil fuels release into the atmosphere?

• oxygen

• carbon

• carbon dioxide

• nitrogen

The process by which ore is melted to separate the useful metal from other materials.

• Ore
• Alloy
• Smelting
• Texture

Synthetic means ...

• plastic

• realistic

• fake, imitation

• stiff and slow

Mario used a an unknown resource to power his desk lamp. This resource can be replenished by the next day. Which of the following is more likely to be the source Mario used?

• sunlight

• coal

• fossil fuel

• nuclear energy

formed in layers of sedimentary rocks from plants or animals that were alive millions of years ago.

• fossil fuels

• renewable resources

• non-renewable resources

• renewable energy

The earth's outer crust is divided into ______________.

• Plates

• Continents

• volcanos

• faults.

Choose more than one answer.

What things can change the earth's surface very fast?

• Rain.

• Volcano eruptions.

• Earthquakes.

• Strong winds.

It is a landform that lava and ashes come out of.

• Volcano

• Fault

• Valley

• Epicenter