Air around us

Meaning of smoke

• Air with carbon-monoxide

• Air pollution

• Air we breath

• Air with dust particles

Major part of the air is constituted by

• Nitrogen

• Neon

• Carbon dioxide

• Oxygen

Air moving with gentle speed

• Wind

• Breeze

• Sand storm

• Oxygen

Tags

NGSS.MS-ESS2-5

Which of the following gasses helps in burning

• Nitrogen

• Ozone

• Oxygen

• Helium

Tags

NGSS.MS-PS1-5

Short form of Oxygen

• H2O

• CO2

• O2

• N

Which gas is used for human survival in the earth

• Oxygen

• Water vapor

• Breeze

• Dust particles

Tags

NGSS.MS-LS1-6

The trees use ----------- gas for breathing

• CO2

• H2O

• O2

• NONE OF THESE

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Air is a mixture of --------

• oxygen

• gas

• Nitrogen

• gases

Name the three green house gases

• Carbon dioxide

• Nitrous oxide

• Water vapor

• Methane

Liquid nitrogen is used for -------

Tags

NGSS.MS-PS3-3