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Year 9 > Physics - SI units πŸ“ > Flashcards

Physics - SI units πŸ“ Flashcards

totally not maths

1
Q

What does β€œSI” stand for?

A

Standard International

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2
Q

What is the SI unit for length?

A

Metres (m)

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3
Q

What is the SI unit for mass?

A

Kilograms (kg)

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4
Q

What is the SI unit for temperature?

A

Kelvin (K)

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5
Q

What is the SI unit for time?

A

Seconds (s)

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6
Q

What is the SI unit for electric current?

A

Amperes (A)

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7
Q

What is the symbol for tera-?

A

T

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8
Q

What is the conversion factor for tera-?

A

10^12

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9
Q

What is the symbol for giga-?

A

G

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10
Q

What is the conversion factor for giga-?

A

10^9

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11
Q

What is the symbol for mega-?

A

M

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12
Q

What is the conversion factor for mega-?

A

10^6

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13
Q

What is the symbol for kilo-?

A

k

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14
Q

What is the conversion factor for kilo-?

A

10^3

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15
Q

What is the symbol for centi-?

A

c

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16
Q

What is the conversion factor for centi-?

A

10^-2

17
Q

What is the symbol for milli-?

A

m (not capital, that’s mega)

18
Q

What is the conversion factor for milli-?

A

10^-3

19
Q

What is the symbol for micro-?

A

ΞΌ (not m, that’s milli.)

20
Q

What is the conversion factor for micro-?

A

10^-6

21
Q

What is the symbol for nano-?

A

n

22
Q

What is the conversion factor for nano-?

A

10^-9

23
Q

What is the symbol for pico-?

A

p

24
Q

What is the conversion factor for pico-?

A

10^-12

25
Q

How would you convert an SI unit to a smaller SI unit?

A

Multiply the original measurement by a conversion factor.

26
Q

How would you convert an SI unit to a greater SI unit?

A

Divide the original measurement by a conversion factor.

Year 9 (23 decks)

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