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10 Cards in this Set
- Front
- Back
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To determine the earth's circumference, the altitude of the sun at ___________ locations are needed.
a. four b. six c. one d. two |
d. two
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The same substance always has the ________ density.
a. different b. bigger c. same d. smaller |
c. same
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As pressure increases, density___________.
a .increases b. decreases c. stays the same |
a. increases
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Most changes in the environment such as ,seasons, , sun's path, etc. are _________ and predictable.
a. unpredictable b. cyclic c. sporadic |
b. cyclic
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As temperature increases, density __________.
a. increases b. decreases c. stays the same |
b. decreases
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TRUE or FALSE
Water expands when it freezes? |
True
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Water is densest at ________ degrees C, when it is a liquid.
a. 40 C b.400 C c. .04 C d. 4 C |
d. 4 C
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The altitude of Polaris equals your ______________.
a. latitude b. longitude c. parallel d. meridian |
a. latitude
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TRUE or FALSE
The best model of the earth's shape is a sphere? |
TRUE
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The true shape of the earth is and ____________________.
a. oval b. sphere c.oblate spheroid d. perfect circle |
c. oblate spheroid
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