key concepts of physics

Question 1

Recall and use multiples and sub-multiples of units,
how to go from kg to g and vice versa

Answer 1

kg -> g * by 1000

Question 2

Recall and use multiples and sub-multiples of units, how to go from KJ to J

Answer 2

KJ -> J * 1000

Question 3

Recall and use multiples and sub-multiples of units,
how to go from mol/dm cubed and mol/cm cubed

Answer 3

mol dm to teh power of neg 3 -> mold cm to power of neg 3 = /1000

Question 4

Recall and use multiples and sub-multiples of units,
how to go from m cubed, dm cubed and cm cubed

Answer 4

m cubed -> dm cubed = * 1000
dm cubed -> cm cubed = * 1000

Question 5

what is the multiple of unit: giga (G)

Answer 5

10 power 9

Question 6

what is the multiple of unit: mega (M)

Answer 6

1 000 000 (10 power 6)

Question 7

what is the multiple of unit: kilo (k)

Answer 7

1000

Question 8

what is the multiple of unit: centi (c)

Answer 8

0.01

Question 9

what is the multiple of unit: milli (m)

Answer 9

0.001

Question 10

what is the multiple of unit: micro (weird p)

Answer 10

0.000001 (10 power neg 6 )

Question 11

what is the multiple of unit: nano (n)

Answer 11

10 power neg 9

Question 12

how to convert between times: hours and seconds

Answer 12

to convert hours to seconds: 1 hours = 3600 seconds

Question 13

how to go from a bigger unit (like m) to a smaller unit (like cm)

Answer 13

multiply by conversion factor

Question 14

how to go from a smaller unit (like g) to a bigger unit (like kg)

Answer 14

divide by conversion factor