Exam-style question
Try this first
Which of the following best describes the motion of a projectile in the absence of air resistance?.
- A.The projectile moves in a straight line.
- B.The projectile follows a parabolic trajectory.
- C.The projectile moves in a circular path.
- D.The projectile accelerates upwards.
Model answer
What a good answer should say
- The projectile follows a parabolic trajectory.
Explanation
Why this works
In the absence of air resistance, a projectile follows a parabolic path due to the constant acceleration of gravity acting downwards while it moves horizontally.
Common mistake
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