Mix Review

Science olympiad grade 3 Worksheet-1

1. The measure of how much space something takes up is called:

(A) Mass            (B) Weight        (C) Density        (D) Volume

2. During precipitation water changes from a liquid to a gas called water vapor.

(A) True             (B) False

3. Evaporation is the process that causes dew to form.

(A) True             (B) False

Science olympiad grade 3 Worksheet-2

9. Soil contains:

(A) only clay, and no humus

(B) silt and sand, but never clay

(C) humus and clay, but never sand

(D) rock, silt, sand, clay and humus

10. What does volume mean?

(A) the amount of matter in an object

(B) the pull of gravity on an object

(C) how hot or cold an object is

Science olympiad grade 3 Worksheet-3

17. Which would cause liquid water to change to a solid?

(A) warming     (B) heating        (C) freezing       (D) dripping

18. Soil is formed when _____ are broken down by weather, water and living things over long periods of time.

(A) Animals      (B) Rocks           (C) Houses

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