Unit 3: Topic 1: The Standard Model

Question 1

What is the largest magnitude for the size of the universe?

Answer 1

Universe.

Question 2

What is the smallest magnitude for the size of a sub-atomic particle in the universe?

Answer 2

Quarks.

Question 3

Name the size of magnitudes in the universe in descending order.

Answer 3

Universe, galaxies, closest star, diameter of the sun, diameter of the earth, landmarks(4th road bridge), furniture(solid table), atoms as spheres, atoms, atomic nucleus, protons/neutrons, quarks.

Question 4

What is the plum pudding model?

Answer 4

Atom made up of a positive substance which is embedded with negative electrons.

Question 5

How can you determine the structure of a material?

Answer 5

It can be bombarded with beams of particles or energy to see the results of the collisions.

Question 6

Give an example of how you can determine the structure of a material through a solid.

Answer 6

X-rays.

Question 7

Give an example of how you can determine the structure of the interior of the earth.

Answer 7

Sound waves.