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15
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Why do gymnasts need core strength to control inertia during flips?
To overcome and control their body's rotational inertia.
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15
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Why do ice hockey players seem to glide easily across the ice?
Low friction means inertia keeps them moving longer with less resistance.
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What must a netball player do to stop quickly after sprinting?
Apply a force against the ground to overcome their forward inertia.
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In netball, why must players work hard to quickly change direction?
Because their body’s inertia resists sudden changes in motion.
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banana
Go to last place!
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rocket
Go to first place!
Okay!
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gift
Win 20 points!
Okay!
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baam
Lose 20 points!
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lifesaver
Give 20 points!
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magnet
Take 20 points!
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gift
Win 25 points!
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lifesaver
Give 10 points!
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15
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In cricket, why is a heavy bat harder to swing quickly?
It has greater inertia due to its mass.
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Inertia keeps a moving ball in motion. What force eventually stops it?
Friction or another external force like air resistance or a player.
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heart
Other team wins 15 points!
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gold
Win 50 points!
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shark
Other team loses 25 points!
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lifesaver
Give 5 points!
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What is inertia?
Inertia is an object’s resistance to a change in its state of motion or rest.
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How can inertia be reduced in sports performance?
By decreasing mass or improving technique to apply greater force efficiently.
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What role does inertia play when a sprinter explodes off the blocks?
The sprinter must overcome their body’s inertia to start moving quickly.
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How does a basketball player use inertia to their advantage when rebounding?
By timing their jump to meet the ball's momentum and overcome its inertia.
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How does inertia impact a rugby tackle?
A tackler must overcome the runner’s inertia to bring them to a stop.
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How does a goalkeeper use knowledge of inertia when diving for a save?
They anticipate the ball’s path because inertia keeps it moving in a straight line.
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Why does a shot put need a strong initial force to move?
Its large mass means it has high inertia.
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