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WorksheetsScience 3.7A 3.7B 3.7C
Total questions: 13
Worksheet time: 18mins
A student made a mixture of sand, tiny rocks, small twigs, and some leaves. This student has modeled...
how rocks change over time
the formation of soil
the life cycle of plants
how landforms are created
The weathering of rocks into small pieces forms what natural resources?
Minerals
Water
Coal
Soil
A student exploring the formation of soil put rocks in a plastic jar of water and shook it. Afterwards, there were small pieces of broken rock in the water. What process in the formation of soil does this model?
Weathering of earth materials
Decay of plant matter
Formation of various minerals
Mixing of water and air
How do plants contribute to the formation of soil? Plants...
cover the soil and shade it from sunlight.
die, decompose and become part of the soil.
use soil to grow and develop over time.
support the animal life in the soil.
All of the following are ways we can conserve natural resources EXCEPT...
using less water.
building new houses.
planting more trees.
reusing paper bags
________ or quick changes can occur to our Earth within minutes or even seconds.
rapid
large
small
slow
When rocks and debris fall down a slope or mountain, this is called a _________.
Landslide
flood
Volcano
Which of the following is a way you can conserve energy?
Ride your bike
Take the bus
Use the car to go to school everyday
