Topic 1 - Key Concepts in Physics COMPLETE PK Flashcards Preview

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Flashcards in Topic 1 - Key Concepts in Physics COMPLETE PK Deck (38)
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1

What are SI units?

The units that scientists use all over the world.

2

What is the SI unit for length?

Metre (m)

3

What is the SI unit for mass?

Kilograms (kg)

4

What is the SI unit for time?

Second (s)

5

What is the SI unit for electrical current?

Ampere (A)

6

What is the SI unit for temperature?

Kelvin (K)

7

What is the SI unit for the amount of substance?

Mole (mol)

8

A physical quantity is something that can be ________

Measured

9

What are derived units?

Quantities scientists measure that come from base units

10

What are the units for frequency?

hertz

11

What is the abbreviation for hertz?

Hz

12

What are the units for force?

newtons

13

What is the abbreviation for newtons?

N

14

What are the units for energy?

joules

15

What is the abbreviation for joules?

J

16

What are the units for power?

watts

17

What is the abbreviation for watts?

W

18

What are the units for pressure?

pascals

19

What is the abbreviation for pascals?

Pa

20

What are the units for electric charge?

coulomb

21

What is the abbreviation for coulombs?

C

22

What are the units for electric potential difference?

volts

23

What is the abbreviation for volts?

V

24

What are the units for electrical resistance?

ohms

25

What is the abbreviation for ohms?

Ω

26

What are the units for magnetic flux density?

tesla

27

What is the abbreviation for tesla?

T

28

What is 4,400,000,000,000 in standard form?

4.4 × 1012

29

1000m = ?km

1

30

What is the prefix for the multiple size 1,000,000,000,000?

tera-