Topic 1.1: The Realm of Physics Flashcards Preview

IB SL Physics > Topic 1.1: The Realm of Physics > Flashcards

Flashcards in Topic 1.1: The Realm of Physics Deck (16):
1

What is the order of magnitude for the radius of a proton?

10^-15 m

2

What is the order of magnitude for the radius of an atom?

10^-10 m

3

What is the order of magnitude for the radius of a virus?

10^-7 m

4

What is the order of magnitude for the radius of an amoeba?

10^-4 m

5

What is the order of magnitude for the height of a human being?

10^0 m

6

What is the order of magnitude for the radius of earth?

10^7 m

7

What is the order of magnitude for the radius of sun?

10^9 m

8

What is the order of magnitude for the radius of the earth-sun distance?

10^11 m

9

What is the order of magnitude for the radius of the solar system?

10^13 m

10

What is the order of magnitude for the distance of sun to the nearest star?

10^16 m

11

What is the order of magnitude for the radius of the milky way galaxy?

10^21 m

12

What is the order of magnitude for the radius of visible Universe?

10^26 m

13

State the ranges of magnitude of distances

 Sub-nuclear particles to extent of the visible universe
• 10^-15 m to 10^25 m

14

State the ranges of magnitude of masses

 Electron to mass of the universe
• 10^-30 kg to 10^50 kg

15

State the ranges of magnitude of time

 Passage of light across a nucleus to the age of the universe
• 10^-23 s to 10^18 s

16

• 1.1.3: State ratios of quantities as differences of orders of magnitude

The ratio of the diameter of the hydrogen atom to its nucleus is about 10^5