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Team 2
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Score
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15
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It moves in a straight line when a cog turns:
A Rack
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15
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What moves in a straight line when a cog turns?
Chain
Rack
Gear
Pulley
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×
boom
Lose 50 points!
Oops!
×
gift
Win 10 points!
Okay!
×
fairy
Take points!
5
10
15
20
25
×
thief
Give points!
5
10
15
20
25
15
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Several cogs that are connected.
Gears
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15
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The cogs on a bicycle âĶ .
make the back wheel spin
are on axles
make the back wheel spin and they are on axles
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15
×
It transmits the movement from one cog to another
A chain
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15
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What are the simple machines in scissors?
Wedge and Incline plane
Levers and Pulley
Wedge and Screw
Levers and Wedges.
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15
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Before cleaning a toaster, you should âĶ .
unplug it
have some toast
get it wet
empty it
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15
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Several cogs that are connected.
Gears
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15
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Which type of mechanism are pedals on a bicycle?
Cog and Rank
Cog and chain
Gears
Cranks
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15
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When we turn one cog it transmits movement to the other cog thanks to the chain. Both cogs move in..........direction
Diferent
The Same
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×
baam
Lose 20 points!
Oops!
×
seesaw
Swap points!
Okay!
×
gift
Win 15 points!
Okay!
×
thief
Give points!
5
10
15
20
25
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banana
Go to last place!
Oops!
×
gold
Win 50 points!
Okay!
×
fairy
Take points!
5
10
15
20
25
×
baam
Lose 15 points!
Oops!
15
×
If your TV breaks, you should âĶ
try to fixed
throw it out
give it to your little brother
buy a new one immediately
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15
×
We have .... in clocks and wind-up toys.
bateries
chains
gears
levers
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15
×
Which type of mechanism do we use in a corkscrew and sliding doors?
A rack and cog.
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