Which observation shows that a substance is malleable? A. The substance breaks apart when stretched.
B. The substance can be stretched easily into wires.
C. The substance shatters when struck with a hammer.
D. The substance flattens out when struck with a hammer.

Which of the following is a true statement? a. individuals evolve to have adaptations. b. individuals have adaptations that can change over time. c. individuals have traits that may or may not make them successful at reproduction. d. populations cant evolve, only individual organisms.

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Grasses--> mice--> cats--> coyotes suppose 10,000 units of energy are available at the level of the grasses. what is the total number of energy units lost by the time energy reaches the coyote?