blow Hot Blow cold

Fill in the blanks:-

Our breath is __________ than hot tea and hence we blow air to cool tea.

• COLDER

• HOTTER

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

FILL IN THE BLANK:-

We __________ our hands in winter by blowing on them, when they are cold.

• WARM

• COOL

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Fill in the blanks:-

The air blown from our mouth is __________ in a cold winter.

• HOT

• COOL

Tags

NGSS.MS-PS1-4

Fill in the blanks:-

The air we breathe out contains __________ which turns into drops of water when comes in contact with a cold surface.

• water vapour

• Dust

Tags

NGSS.MS-PS1-4

Fill in the blanks:-

A popcorn seller fans the burning coal to increase the __________ supply.

• oxygen or air

• carbon dioxide

Fill in the blanks:-

We use a __________ to listen to the sound of a heartbeat.

• stethoscope

• microscop

Whenever the air flows __________ the paper snake will move in a clockwise direction.

• downwards

• upwards

Fill in the blanks:-

__________ air is heavy and comes down.

• COLD

• HOT

• WARM

Tags

NGSS.MS-ESS2-5

Fill in the blanks:-

__________ air is light and rises up.

• HOT

• COLD

• WET

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6