9.1-9/6

The following are the components of the earth system except

• Hydrosphere

• Geosphere

• Biosphere

• Hemisfera

Which zone involves various living things such as humans, animals and plants.

• Hydrosphere

• Geosphere

• Biosphere

• Atmosphere

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Which is TRUE about the stratosphere layer ?

• Has a distance 50-80 km

• Known as ionosphere

• Suitable and stable for aircraft flights

• Contains light gases such as helium and hydrogen

The diagram shows a natural phenomenon. Which layer is this phenomenon occurring?

• Biosphere

• Exosphere

• Thermosphere

• Mesosphere

The higher the altitude, the ______________ the air pressure.

• higher

• lower

What is the depth of the midnight zone ?

• 100 metre

• 750 metre

• 2,500 metre

What is the zone suitable as a habitat for plants?

• Twilight zone

• Surface zone

• Dark zone

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Seawater is evaporated by sunlight and is taken to the mainland by clouds before it falls back as rain water. The water in the rivers then flow into the ocean. The process is known as ....

• Oxygen cycle

• Carbon dioxide cycle

• Water Cycle

• Nitrogen cycle

Tags

NGSS.MS-ESS2-4

Tick 2 processes that involve in the Water Cycle.

• Melting

• Evaporation

• Boiling

• Condensation

Tags

NGSS.MS-ESS2-4

Which of the Earth's layer consists of magma?

• Crust

• Inner core

• Mantle

• Outer core