AS Physics - Particle Physics - Radiation

What kind of force holds the nucleus together?

• Strong Nuclear Force

• Weak Nuclear Force

• Gravitational Force

• Electromagnetic Force

What are radiations X, Y and Z?

• X = alpha

  Y = beta

  Z = X-rays

• X = gamma

  Y = alpha

  Z = beta

• X = gamma

  Y = beta

  Z = alpha

• X = X-rays

  Y = alpha

  Z = beta

Which set of radioactive emissions corresponds to the descriptions given in the table headings?

• 
• 
• 
• 

Which type of radiation shown by X?

• alpha

• beta

• gamma

Which type of radiation shown by P?

• alpha

• beta

• gamma

Which statement about alpha, beta and gamma radiation is correct?

• Beta radiation has the greatest ionising power.

• Alpha radiation has the greatest ionising power.

• Gamma radiation has the greatest ionising power.

• Alpha, beta and gamma radiation have nearly equal ionising powers.

Which word equation represents β- decay?

• neutron → proton + electron + electron antineutrino

• neutron → proton + electron + electron neutrino

• neutron → proton + positron + electron antineutrino

• neutron → proton + positron + electron neutrino

What is a positron?

• A positively charged electron

• A small part of a proton

• A particle collider

What Happens when Matter and Antimatter collide

• Nothing Happens

• They form a new substance

• It DOESNT release energy

• They Annihilate

Which word equation represents β+ decay?

• proton → neutron + electron + electron antineutrino

• proton → neutron + electron + electron neutrino

• proton → neutron + positron + electron antineutrino

• proton → neutron + positron + electron neutrino