Some Natural Phenomena — Earthquakes
Science · Grade 8 · Week 16 · 25 questions
Acids, bases, and salts are fundamental categories of chemicals that interact in important ways. Understanding their properties and reactions is essential for chemistry and has practical applications in everyday life.
What you'll practise
- Identify acids, bases, and their properties
- Use indicators to test pH levels
- Understand neutralisation reactions
- Describe the formation and uses of salts
All 25 questions in this Some Natural Phenomena — Earthquakes quiz
Grade 8 Science — Some Natural Phenomena — Earthquakes: 25 practice questions with instant scoring and explanations.
- Seismic waves are produced by:
- The Richter scale is used to:
- A seismograph records:
- The focus of an earthquake is:
- The epicentre of an earthquake is:
- P-waves in seismic activity are also known as:
- S-waves are slower than P-waves because:
- Earthquake-proof buildings are designed with:
- A tsunami is primarily caused by:
- The safest place to be during an earthquake inside a building is:
- On the Richter scale, an earthquake with magnitude 3.0 is:
- Seismic waves travel through the Earth at:
- The type of plate boundary most likely to cause earthquakes is:
- A seismograph produces a recording called:
- The vibrations caused by an earthquake spread in:
- Aftershocks of an earthquake are:
- Which region of India is most prone to earthquakes?
- The depth of the focus of an earthquake can be:
- Liquefaction during earthquakes occurs when:
- An earthquake with a magnitude of 7.0 or above is considered:
- Tsunamis travel across oceans at speeds of:
- During an earthquake, the ground motion is primarily caused by:
- The tectonic plates of the Earth move due to:
- Buildings with a flexible design can:
- The time difference between P-wave and S-wave arrivals helps determine:
Question 1 of 250 correct so far