Post Test: Energy Sources and Sustainable Development

Uranium-235 has to be enriched before it can be turned into fuel rods. This enrichment is achieved by _________

and ___________________.

• freezing it

• converting it to a gas

• diluting it

• spinning it in a centrifuge

• boiling it

What is the correct term for splitting an atom to release nuclear energy?

Splitting the nucleus of an atom to release energy is referred to as nuclear ______________.

Type the correct answer in the box. Spell all words correctly.

Which characteristic of crude oil reflects its rate of evaporation?

When engineers are concerned about the rate of evaporation of crude oil reserves, they measure its _____________ .

Jon is a scientist researching the heat value of coal. Which heat measurement should he use?

• degrees centigrade

• joules

• degrees Celsius

• degrees Fahrenheit

• British Thermal Units (BTUs)

Sam drives an excavator at an open surface strip coal mine. Which type of coal is he most likely to collect closest to the surface?

• anthracite

• subbituminous

• lignite

• bituminous

• pitchblende

Molly is looking for a sustainable fuel source that doesn’t require technical equipment to harness. What alternative should she consider?

• fossil fuels

• geothermal

• hydroelectric

• tidal

• biomass

Which plants convert trash into energy?

____________ plants convert trash into energy.

• Waste-to-energy

• Coal-fired

• Hydropower

The energy produced by Waste-to-energy plants is known as _________energy.

• wind

• geothermal

• biomass

Type the correct answer in the box. Spell all words correctly.

Nick decides to use mirrors and a specific type of fluid to heat the water in his swimming pool. He claims that the concentrated solar energy captured through the mirrors will heat the fluid, which in turn will heat water. Through which method is Nick planning to harness solar energy?

Nick is planning to harness solar energy through solar ____________ systems.

Type the correct answer in the box. Spell all words correctly.

What does biodiesel produce in higher amounts?

Biodiesel produces higher amounts of _______________.