2. koalas, which are native to australia, primarily eat the leaves of the eucalyptus trees in which they live. which of the following would happen to koalas if people destroy their habitats in order to build houses? a. the koala population would increase significantly. b. the koala population would decrease significantly.* c. the koala would change their diet. d. the koalas would move to residential areas.

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.

Which of the following particles always has a positive charge? a. electronb. neutron c. proton d. ion

Which of the following is the earliest era of earth's geologic time scale? cenozoic mesozoic precambrian paleozoic