1. What are some common natural phenomena?

Ans. Some common natural phenomena include earthquakes, lightning, tornadoes, volcanoes, and tsunamis.

2. How are natural disasters different from natural phenomena?

Ans. Natural disasters are events caused by natural phenomena that result in significant damage or loss of life, while natural phenomena are just the natural processes themselves.

3. Can natural phenomena be predicted?

Ans. Some natural phenomena can be predicted to some extent, such as hurricanes and tornadoes, but others like earthquakes are more challenging to forecast accurately.

4. How do natural phenomena impact the environment?

Ans. Natural phenomena can have both positive and negative impacts on the environment. For example, wildfires can help regenerate ecosystems, but they can also destroy habitats and pollute the air.

5. Are there any ways to mitigate the effects of natural phenomena?

Ans. Yes, there are various ways to mitigate the effects of natural phenomena, such as implementing early warning systems, building resilient infrastructure, and practicing sustainable land management.

MULTIPLE CHOICE QUESTION Try yourself: What causes lightning to occur? A Electric discharge between clouds and Earth. B Volcanic eruptions. C Strong winds blowing over oceans. D Solar flares. View Solution Correct Answer: A Hide Explanation ⌃ Lightning occurs due to electric discharge between clouds and Earth. This discharge creates streaks of bright light and sound, making lightning a fascinating natural event. Report a problem Cancel Report

Electric discharge between clouds and Earth.

Strong winds blowing over oceans.

MULTIPLE CHOICE QUESTION Try yourself: What causes lightning to occur during a thunderstorm? A The collision of hot and cold air masses. B The gathering of negative and positive charges in the clouds. C The rotation of the Earth. D The movement of ocean currents. View Solution Correct Answer: B Hide Explanation ⌃ Lightning occurs during a thunderstorm due to the gathering of negative charges at the bottom of the clouds and positive charges at the top. When these charges meet, they create electric sparks that result in lightning. Report a problem Cancel Report

The collision of hot and cold air masses.

The gathering of negative and positive charges in the clouds.

The movement of ocean currents.

CBSE Class 8 > Class 8 Videos > Science > Quick Revision: Some Natural Phenomena

Quick Revision Some Natural Phenomena Video Lecture - Science Class 8

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Quick Revision Some Natural Phenomena Video Lecture - Science Class 8

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