Chapter 2 Review Questions

Which person below is most highly recognized for proposing a heliocentric universe?

(a) Aristotle 

(b) Newton

(c) Galileo

(d) Copernicus

 

If an object weighs 10 lb, what must the air resistance force be if the object is falling and has reached terminal velocity?

(a) 10 lb

(b) 32 lb

(c) there is no way of telling without knowing what the value of the terminal velocity is

 

Newton's concept of motion said that the natural state of an object was

(a) constant velocity

(b) constant acceleration

(c) constant net force