In a crash test demonstration, a car with a bowling ball inside hits a brick wall. The bowling ball then flies out of the car because it is not restrained. Which statement best describes why this
happened?
A. An object will remain at rest or move in a straight line unless it is acted upon by another
force.
B. An object acted upon by an unbalanced force will accelerate in the direction of the force.
C. An object will resist motion if the surfaces of the two objects resist each other.
D. For every action, there is an equal but opposite reaction.

Why is the bond angle in a water molecule less than the bond angle of methane? a. the central oxygen atom in water has two lone pairs of electrons, whereas the central carbon atom in methane has no lone pairs. b. the central hydrogen atom in water has one lone pair of electrons, whereas the central carbon atom in methane has two lone pairs. c. the central oxygen atom in water has four lone pairs of electrons, whereas the central carbon atom in methane has only one lone pair. d. the central oxygen atom exerts more repulsive force on surrounding atoms than the central carbon atom in methane does. reset next