P6 Science · Chapter 16brightbit.net/worksheets
Energy Sources & the Environment
Name: ______________________Class: ________Date: ____________Score: ____ / 5
- 1.
Which of the following is a RENEWABLE energy source?
(a) Coal(b) Natural gas(c) Petroleum(d) Solar energy - 2.
Fossil fuels are considered non-renewable because —
(a) They are very expensive to buy(b) They took millions of years to form and cannot be replenished quickly(c) They produce too much energy(d) They are only found underground - 3.
Wind turbines convert wind (kinetic) energy into —
(a) Chemical energy(b) Electrical energy(c) Heat energy(d) Light energy - 4.
Which renewable energy source harnesses the natural heat from inside the Earth?
(a) Solar energy(b) Wind energy(c) Geothermal energy(d) Tidal energy - 5.
What is the MAIN environmental disadvantage of burning fossil fuels for energy?
(a) They produce very little energy per kilogram(b) They release greenhouse gases (CO₂) that contribute to climate change(c) They are too difficult to extract from the ground(d) They only work in warm climates
Answer key — P6 Science: Energy Sources & the Environment
For parents. Step-by-step explanations for every question are free on brightbit.net.
- 1.(d) Solar energy
- 2.(b) They took millions of years to form and cannot be replenished quickly
- 3.(b) Electrical energy
- 4.(c) Geothermal energy
- 5.(b) They release greenhouse gases (CO₂) that contribute to climate change
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