Particles

Question 1

What is an isotope

Answer 1

Same no of protons different no of neutrons

Question 2

What is nuclear fission

Answer 2

Breaking up of large nucleus into smaller nuclei

Question 3

What is spontaneous nuclear fission

Answer 3

A nucleus breaks down without any external force.

Question 4

What is induced nuclear fission

Answer 4

A nucleus breaks down after being bomb barded with a neutron

Question 5

What is nuclear fusion

Answer 5

the joining of two small nuclei to form a larger nucleus

Question 6

What is an electric field

Answer 6

An area where charged particles experience a force

Question 7

What is work done

Answer 7

The change in electrical potential energy

Question 8

What is a cyclotron

Answer 8

Repeatedly repeals particles in the circular motion using magnetic fields.

Question 9

What is the photoelectric effect evidence for

Answer 9

The particle model of light

Question 10

What is the threshold frequency

Answer 10

Minimum frequency of a photon required give photo emissions

Question 11

What is the work function

Answer 11

The minimum energy of a photon required to cause photo emmisions from a metal

Question 12

what is the anti particle for the electron

Answer 12

Positron

Question 13

What is the general name when quarks combine

Answer 13

Hadrons

Question 14

What is the name when 2 quarks combine

Answer 14

Mesons

Question 15

What is the name when 3 quarks combine

Answer 15

Baryons

Question 16

what quarks make a neutron

Answer 16

2 down and 1 up

Question 17

What quarks make up a proton

Answer 17

1 down and 2 up

Question 18

What else is produced during beta decay

Answer 18

Neutrino

Question 19

Spontaneous nuclear fission will also release a …

Answer 19

Neutron

Question 20

Induced nuclear fission has neutrons on what side of the equation

Answer 20

Both