- In which situation does the motion of an animal show that net force is acting on that animal?
AAn eagle remains flying at a constant velocity
BA running tiger increases its speed from 4 m/s to 6 m/s
CA sparrow remains stationary perched on a power line.
DAt 0 s, a snake slithers forward with a velocity of 2 m/s. 5 s later the snake's velocity is still 2 m/s
- Which of the following is an example of a net force?
AA 10 kg box of books has inertia
BA car travels at a constant velocity of 10 m/s.
CFriction pushes against an object, slowing it down.
DA car in motion will tend to stay in motion, while a car at rest will tend to stay at rest.
