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Teams
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25
×
What is the weight/ resistance of the crate?
37.5N
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5
×
Which type of wave requires a medium?
mechanical
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5
×
Which type of simple machine changes the direction of the force applied?
pulley
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5
×
What is the mechanical advantage of the pulley?
8
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thief
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5
10
15
20
25
×
star
Double points!
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×
gift
Win 25 points!
Okay!
×
baam
Lose 20 points!
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5
×
Which phenomenon is responsible for why black is not a color?
absorption
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5
×
Obtaining the desired/true value
accurate
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5
×
What term describes the values of each graduation on an instrument?
sensitivity
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5
×
What is the unit for measuring mass?
kilograms
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5
×
What phenomenon causes the straw to look bent?
refraction
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trap
No points!
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magnet
Take 10 points!
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fairy
Take points!
5
10
15
20
25
×
lifesaver
Give 10 points!
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5
×
True or False: Infrasonic sound waves are ABOVE 20 kHz.
False
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5
×
A measure of how quickly you change in speed is called__________.
acceleration
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20
×
How does increasing frequency affect sound?
increases pitch
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banana
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star
Double points!
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gift
Win 15 points!
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×
banana
Go to last place!
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10
×
What is the reading on the instrument shown?
2.85 cm
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