4) Which of the following objects are in Equilibrium? (choose all that apply) a) A ball flying through the air b) A hockey puck traveling straight at a constant velocity. c) A pencil remains balanced on its eraser. d) A ball rolling down a hill without friction. e) A weightlifter holding a dumbbell still above their head.

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4) Which of the following objects are in Equilibrium? (choose all that apply)
a) A ball flying through the air
b) A hockey puck traveling straight at a constant velocity.
c) A pencil remains balanced on its eraser.
d) A ball rolling down a hill without friction.
e) A weightlifter holding a dumbbell still above their head.
Transcribed Image Text:4) Which of the following objects are in Equilibrium? (choose all that apply) a) A ball flying through the air b) A hockey puck traveling straight at a constant velocity. c) A pencil remains balanced on its eraser. d) A ball rolling down a hill without friction. e) A weightlifter holding a dumbbell still above their head.
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