SI units and Quantities

Question 1

What is “Mega” as a base unit prefix, in standard form?

Answer 1

x10^5

Question 2

What is “Kilo” as a base unit prefix, in standard form?

Answer 2

x10^3

Question 3

What is “Deci” as a base unit prefix, in standard form?

Answer 3

x10^-1

Question 4

What is “Centi” as a base unit prefix, in standard form?

Answer 4

x10^-2

Question 5

What is “Milli” as a base unit prefix, in standard form?

Answer 5

x10^-3

Question 6

What is “Micro” as a base unit prefix, in standard form?

Answer 6

x10^-6

Question 7

What is “Nano” as a base unit prefix, in standard form?

Answer 7

x10^-9

Question 8

What is “Pico” as a base unit prefix, in standard form?

Answer 8

x10^-12

Question 9

What is the SI base unit for length ?

Answer 9

Meters

Question 10

What is the SI base unit for mass ?

Answer 10

Grams

Question 11

What is the SI base unit for time ?

Answer 11

Seconds

Question 12

What is the SI base unit for Electric current ?

Answer 12

Ampere

Question 13

What is the SI base unit for Temperature ?

Answer 13

Kelvin

Question 14

What is the SI base unit for Amount of a substance ?

Answer 14

Mole

Question 15

What is the SI base unit for Luminosity ?

Answer 15

Candela

Question 16

State the value of g.

Answer 16

9.81 ms-1

Question 17

State the value of e.

Answer 17

1.6x10^-19 C

Question 18

State the value of c.

Answer 18

3x10^8 ms-1

Question 19

State the value of h.

Answer 19

6.63x10^-34 Js

Question 20

State the value of Na.

Answer 20

6.02x10^23 Mol-1

Question 21

State the value of R.

Answer 21

8.31 J mol-1 K-1

Question 22

State the value of k.

Answer 22

1.38x10^-23 JK-1

Question 23

State the value of G .

Answer 23

6.67x10^-11 Nm2KG-2