Grade 4 Science Term 1 2024-2025 Exam Review Part 4

Which part of the diagram below shows the wavelength?

• A

• B

• C

• D

Which part of the diagram below shows the trough?

• A

• B

• C

• D

Which part of the diagram below shows the crest?

• A

• B

• C

• D

Which part of the diagram below shows the amplitude?

• A

• B

• C

• D

What is the name of wave 1 and how does it move? Choose 2 options.

• transverse

• longitudinal

• back and forth

• up and down

What is the name of wave 2 and how does it move? Choose 2 options.

• transverse

• longitudinal

• back and forth

• up and down

Which word describes the amount of energy released by an earthquake?

• Amplitude

• Magnitude

• Wavelength

• Seismograph

What instrument is used to measure and detect earthquakes?

• Amplitude

• Magnitude

• Wavelength

• Seismograph

Which scale uses numbers from 1 and measures magnitude/energy released in earthquakes?

• Richter scale

• Mercalli scale

• Seismograph

• Thermometer

Which scale uses roman numerals and measures what people felt in earthquakes?

• Richter scale

• Mercalli scale

• Seismograph

• Thermometer