exam questions (physics)
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Last updated 8:24 PM on 6/3/26
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11 Terms
1
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which radiation has the longest range in air?
beta radiation
2
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which radiation is the most penetrating?
gamma radiation
3
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which radiation is the most ionising?
alpha radiation
4
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what is a vector quantity?
a quantity with magnitude and direction
5
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give an example of a vector quantity
velocity
6
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what is a scalar quantity?
a quantity with magnitude only
7
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give an example of a scalar quantity
speed
8
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how do you calculate acceleration?
change in velocity divided by time
9
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what does the gradient of a velocity time graph represent?
acceleration
10
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what is the average walking speed?
1.5m/s
11
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what is the average cycling speed?
6 m/s