P2 AQA Radioactivity and Energy from the nucleus

Two protons collide to make a ___________

Chose the false statement about handling radioactive sources

An isotope is an element with the different number of...

A large amount of ________ is released during nuclear fusion

The mass number of actinium is...

Control rods are used ...

Rutherford came to 3 conclusions about the atom after his scattering exp., chose the false one.

Which type of radiation causes the most ionisation? (therefore more dangerous)

Medical tracers use this source of radiation to show how well particular organs are functioning

This type of radiation is a high speed electron emitted from a decaying nuclei

An unstable radioactive nuclei....

The radiation from a radioactive source is stopped by paper. What type of radiation is it?

The current model of the atom was defined by Ernest Rutherford, name the model he created.

Chose the correct statement about beta decay

A light year is a measure of what?

This type of radiation is the emission of a helium nucleus from a decaying nuclei.

The relative atomic mass number of sodium is

Guess the number I'm thinking of.

Coolant in a reactor...

A heavy hydrogen nucleus collides with another heavy nuclei and forms a ___________

Which is the largest source of background radiation?

Nuclear fusion occurs when _____ small nuclei join together to form a larger nucleus

Nuclear fusion occurs in...

Sub P ---> Sub Q, Half-life of 15 mins. 9AM = 1280 nuclei of P. How many nuceli of Q at 10.15AM

Sub E has half-life of 3 hours. 8AM = 600 counts/sec. What is the count rate at 2pm?

Chose the correct statements concerning the hazards associated with nuclear radiation

An electric field deflects which types of radiation?

Which particle has been deflected through the largest angle

Radiation stopped by a thick piece of metal is which type of radiation?

A proton in fusion can be represented as..

We use this to obtain a count rate for a radioactive source.

Half-life of a radioactive isotope is...

Why is it sometimes necessary for scientists to replace a scientific model

Radiation is used in automatic thickness monitoring systems. Which type of radiation is used?

A stable isotope...

The steady state theory says that ....

Radon gas emits...

Alpha particles are deflected far less than beta particles in an electric field. Why?

Radiation stopped by a thin sheet of metal is which type of radiation?

Gamma radiation used in medical tracers...