A kayaker maneuvers his way downstream using a paddle.
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What forces are in a car crash?
When a car is in a collision, the forces on the car and on the people inside can bedangerously unbalanced. Go online andresearch video simulations of car crashes. Pick a crash simulation that you can use as a basis fora video presentation about forces. Plan to show the video during your presentation, and to pause it in at least three places to identify and describe both the balanced and unbalanced forces at that moment.
How do science concepts apply to your world? Here are some questions you'll be able to answer after you read this chapter.
Why doesn't the pulling by each team in a tug of war always result in motion? (Section 12.1)
Why do flying squirrels spread their arms and legs when they jump through the air? (Section 12.1)
What happens to the forward motion of a passenger in a head-on auto accident? (Section 12.2)
What factors affect the fall of a sky diver?
What brings the head of a hammer to a stop when you drive a nail into a board? (Section 12.3)
What causes tides? (Section 12.4)