Uullion to Energy: Mastery Test
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Select the correct answer from each drop-down menu.
Temperate grasslands and tropical savannas are two biomes that are dominated by grass species, share similar wildlife, and have
few trees
. However, while temperate grasslands have
the other grassland biome
has
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What role do bacteria play in the carbon cycle

Acar company is testing seatbelts using crash test dummies. the company finds that when cars come to a sudden stop, the crash test dummies' bodies continue to move forward. the seat belt keeps the crash test dummies from hitting the back of the seat in front of them. why do the crash test dummies' bodies continue to move forward even though the car stopped? a. the friction opposing their bodies' movement keeps them in motion. b. the inertia of their bodies keeps them in motion. c. the forward acceleration of the car keeps them in motion. d. the gravity pulling on the car keeps them in motion.

Explain how paleontologists use trilobite fossils as index fossils for various geologic time periods.