Physics Remedial Test

Look at the circuit diagram. Which electrical component is shown by E?

• Battery

• Switch

• Lamp

• Ammeter

Look at the circuit diagram. Which electrical component is shown by F?

• Battery

• Switch

• Lamp

• Ammeter

Look at the circuit diagram. The current in the circuit is 0.50A. The voltage is 12V. The resistance of component E is ....... Ω

Iron is a solid at room temperature. A block of iron has a volume of 40 cm3. The mass of the block is 316g. Density of iron is ...... g/cm3

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Iron is a solid at room temperature. Hydrogen is a gas at room temperature. Describe how the density of hydrogen compares to the density of iron.

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Angelique investigates four sounds A, B, C and D using an oscilloscope. Look at her oscilloscope traces. Which one that have the loudest sound?

• A

• B

• C

• D

Angelique investigates four sounds A, B, C and D using an oscilloscope. Look at her oscilloscope traces. Which one that have the highest pitch?

• A

• B

• C

• D

Describe the difference between sound A and sound C.

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Yuri investigates some sound waves. Sound waves can interact to reinforce or cancel each other. Yuri looks at the waveforms the sound waves make on an oscilloscope. Complete the diagram to show what happens when the pair of waveforms interact.

Yuri investigates some sound waves. Sound waves can interact to reinforce or cancel each other. Yuri looks at the waveforms the sound waves make on an oscilloscope. Complete the diagram to show what happens when the pair of waveforms interact.