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WorksheetsGrade 7 Earth Science Assessment
Total questions: 10
Worksheet time: 5mins
Which of the following is an example of a physical change involving color?
Rusting of metal
Painting a wall
Dying hair
Baking a cake
What type of rock forms below Earth's surface and has large crystals?
Extrusive igneous
Chemical sedimentary
Intrusive igneous
Metamorphic
Which natural process involves the settling of eroded materials in layers?
Weathering
Erosion
Compaction
Deposition
How are volcanic islands typically formed?
Two continental plates converging
Two oceanic plates diverging
Transform boundaries sliding
Oceanic plate subducting under continental plate
In an exothermic reaction, what happens to thermal energy?
It is absorbed
It remains constant
It is released
It is transformed into mass
What type of boundaries form mid-ocean ridges?
Transform boundaries
Convergent boundaries
Divergent boundaries
Subduction boundaries
Which is an example of chemical weathering?
Wind erosion
Acid rain affecting rocks
Water freezing in cracks
Rock fragments breaking apart
What happens when concentration increases in a chemical reaction?
The reaction slows down
Fewer collisions occur
The temperature decreases
More products are produced
Which of these is an example of an endothermic reaction?
Rusting of iron
Burning wood
Photosynthesis
Cellular respiration
What type of sedimentary rock is formed from marine organisms and their shells?
Biochemical sedimentary
Chemical sedimentary
Clastic sedimentary
Metamorphic sedimentary
