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10 Cards in this Set

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  • Back
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
The same substance always has the ________ density.

a. different b. bigger
c. same d. smaller
c. same
As pressure increases, density___________.

a .increases b. decreases
c. stays the same
a. increases
Most changes in the environment such as ,seasons, , sun's path, etc. are _________ and predictable.

a. unpredictable b. cyclic

c. sporadic
b. cyclic
As temperature increases, density __________.

a. increases b. decreases

c. stays the same
b. decreases
TRUE or FALSE

Water expands when it freezes?
True
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
The altitude of Polaris equals your ______________.

a. latitude b. longitude

c. parallel d. meridian
a. latitude
TRUE or FALSE

The best model of the earth's shape is a sphere?
TRUE
The true shape of the earth is and ____________________.

a. oval b. sphere

c.oblate spheroid d. perfect circle
c. oblate spheroid