Chapter 1 Flashcards

1
Q

Si unit for length

A

Metre

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2
Q

SI unit for mass

A

Kilogram

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3
Q

Si unit for Time

A

second

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4
Q

Si unit for electric current

A

ampere

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5
Q

SI unit for thermodynamic temperature

A

Kelvin

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6
Q

Si unit for amount of substance

A

Mole

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7
Q

what is tera

A

10^12

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8
Q

what is giga

A

10^9

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9
Q

what is mega

A

10^6

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10
Q

what is kilo

A

10^3

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11
Q

what is deci

A

10^-1

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12
Q

what is centi

A

10^-2

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13
Q

what is milli

A

10^-3

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14
Q

what is mirco

A

10^-6

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15
Q

what is nano

A

10^-9

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16
Q

what is a scalar quantity?

A

physical quantity that only has magnitude

17
Q

what is a vector quantity

A

physical quantity that has both magnitude and direction

18
Q

what is displacement?

A

Displacement refers to amount of distance travelled in a straight line in a specific direction

19
Q

what is distance

A

distance measures the length between objects or points without regard for direction.