Grade 4 · Science · Unit 4 of 8
Earth’s Resources & Caring
Mining, forests, energy and the 3Rs.
What your child practises
Practises the uses of Earth's resources, mining and energy in New Brunswick, and responsible, sustainable choices such as reduce, reuse and recycle. It follows the Grade 4 science skill descriptor on applying scientific knowledge to sustainable practices in the New Brunswick curriculum.
New Brunswick Curriculum skill descriptor: Learning & Living Sustainably: Responsible and Sustainable Application · uses of Earth's resources and sustainable practices with respect to the natural world
Sample questions
A taste of this unit. In the app, questions change every time and get easier or harder to match your child.
Question 1
What does reuse mean in the 3Rs?
- bury
- use again
- burn
- throw away
use again
Hint: Reusing a jar saves a new one from being made.
Question 2
How do people in New Brunswick use trees wisely?
- they cut all trees at once
- they burn the forest
- they never use wood
- they replant after harvesting
they replant after harvesting
Hint: Sustainable forestry matters.
Question 3
Which mineral is used to make glass?
- salt
- sand (quartz)
- gold
- coal
sand (quartz)
Hint: Sand is melted to make glass.
Question 4
What does it mean to conserve a resource?
- use as much as possible
- sell it fast
- hide it
- use it carefully so it lasts
use it carefully so it lasts
Hint: Conservation helps future generations.
Question 5
Which is a renewable resource?
- oil
- coal
- wood from a managed forest
- zinc
wood from a managed forest
Hint: Trees can be replanted.
Question 6
Gypsum, mined in New Brunswick, is used to make…
- glass
- drywall
- gasoline
- plastic
drywall
Hint: Drywall is used in the walls of homes.