Description

Worksheet Contents

• This worksheet covers:

• Unstable nuclei and radioisotopes

• Nuclear decay

• Alpha decay and alpha particles

• Beta decay and beta particles

• Gamma decay and gamma rays

• Half life

• Penetrating power

• Radiation dose

• Natural and man-made sources of radiation

• Includes:

• Unit outline.

• Cloze activity (fill in the blanks).

• Short-answer questions.

• Extension questions.

• Topics for further research.

• Teacher version containing complete answers.

• Aligned to the Australian Year 9 Science curriculum.

• 8 pages.

Learning Outcomes

• By the end of this worksheet students will be able to:

• ☑   Explain why some isotopes undergo spontaneous nuclear decay.

• ☑   Describe alpha, beta and gamma decay.

• ☑   Predict the products of alpha, beta and gamma decay.

• ☑   Define transmutation and explain how it occurs.

• ☑   Define half life and perform half life calculations.

• ☑   Compare the penetrating power of alpha, beta and gamma radiation.

• ☑   Define radiation dose and give examples of natural and artificial sources of radiation.

 

This resource is also included in the Year 9 Chemistry PDF Workbook.

 

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