How often do destructive tsunamis strike somewhere in the world?
A) Approximately once a year
B) Approximately one every two years
C) Approximately once every decade
D) Approximately a few times per year
A
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What environmental factors are normally used to distinguish between locations of biomes?
A. Soils and topography B. Hours of daylight and biodiversity C. Plants and animals D. Temperature and precipitation
A player hits a ball with a bat. The action force is the impact of the bat against the ball. The reaction to this force is the
A) air resistance on the ball. B) weight of the ball. C) force of the ball against the bat. D) grip of the player's hand against the ball. E) none of the above
Cyanobacteria (blue-green algae) are examples of primary producers (autotrophs). Indicate whether the statement is true or false
Warm air aloft is associated with constant pressure surfaces that are found at ____ altitudes than normal and ____ normal atmospheric pressure aloft
a. higher; higher than b. higher; lower than c. lower; higher than d. lower; lower than e. lower; the same as