7th grade · Science · Unit 11 of 12
Resources & Hazards
Where resources are, and forecasting natural hazards.
What your child practices
Practices why Earth's mineral, energy and water resources are unevenly spread, and how scientists map and forecast hazards like earthquakes, tsunamis, floods and wildfires, with California examples.
California Content Standards learning standard: MS-ESS3-1; MS-ESS3-2 · the uneven distribution of Earth's resources, and forecasting natural hazards
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
Volcano scientists watch for warning signs such as…
- more birds singing
- small earthquakes and ground swelling
- cooler weather
- rainbows
small earthquakes and ground swelling
Hint: Magma moving.
Question 2
Restoring wetlands helps reduce…
- sunlight
- fish
- soil
- flooding and water pollution
flooding and water pollution
Hint: Wetlands soak and filter.
Question 3
Seismographs measure…
- rainfall
- earthquake waves
- temperature
- wind speed
earthquake waves
Hint: Ground shaking.
Question 4
Which reduces human impact on rivers?
- Paving riverbanks
- Removing streamside plants
- Treating wastewater before release
- Dumping waste in rivers
Treating wastewater before release
Hint: Clean water.
Question 5
Pumping too much groundwater in the Central Valley has made some land…
- turn into a volcano
- freeze
- float
- sink
sink
Hint: Empty spaces underground squeeze shut.
Question 6
Gold was found in the Sierra Nevada foothills because…
- it is everywhere in equal amounts
- geologic processes concentrated it there
- it fell as rain
- people planted it
geologic processes concentrated it there
Hint: Minerals form in certain places.