Worksheets[SC F2] 12.1 (D) Hypothetical Situation in the Solar System
Total questions: 8
Worksheet time: 5mins
Why is the Earth the most suitable planet for living things?
Has low oxygen content.
Has low mineral content.
Has low water content.
Has a suitable temperature range.
Which of the following is true about the Earth?
(Choose two answers.)
The temperature is too hot.
Its atmosphere blocks ultraviolet rays.
High oxygen content.
Extremely low gravity.
Which of the following can increase the ecological footprint?
Banning deforestation.
Use alternative energy more widely.
Each person uses his / her own car to go to work.
Recycle materials made up of plastics, glass, metal and paper.
Which of the following will happen if the Earth stops spinning?
(Choose two answers.)
The times for low and high tides will change.
The mass of the Earth will change.
The density of the Earth will decrease.
There will be more desert areas.
What are the characteristics of Earth that make it the most suitable planet for living things?
(Choose more than one answers.)
Contains large quantities of water.
Receives sunlight for the photosynthesis process.
Has a high content of oxygen for the respiration process.
Has gravity that keeps objects from floating.
What is the importance of ecological footprint?
Enables us to plan our daily activities.
Enables us to know how much of the resources are used.
Enables us to prevent sound pollution.
Enables us to measure the population of human.
The following is the effect if the rotation of the Earth slows down or stops completely, except
some part of Earth will be hit by tsunami.
the Earth will experience longer day and night.
the Earth will experience extreme weather.
gravitational pull of the Earth no longer exist.
Which of the following statement about the moon is true? (Choose more than one answer.)
The Moon is four times bigger than the Earth.
The duration taken for the Moon to rotate on its axis and orbit the Earth is about the same.
The moon is one of the many natural satellite of the Earth.
The same surface of the Moon would be facing the Earth at all times.
