The highest level of classification of plants and animals is a
A) kingdom
B) phylum
C) class
D) order
Question 2
If you exert a force F on an object, the force which the object exerts on you will
A) depend on whether or not the object is moving.
B) depend on whether or not you are moving.
C) depend on your mass.
D) depend on the object's mass.
E) always be -F.