Science

Which of the following is not a characteristic of pure water?

• Colourless

• Odourless

• Tasteless

• Acidic

It is a force between same type of molecules.

This statement refer to

• Cohesive force

• Adhesive force

• Friction force

• Drag force

It is a force between different type of materials. This statement refers to

• Cohesive force

• Adhesive force

• Drag force

• Thrust force

How many state of matter a water have?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-4

What is state of matter for X?

• Solid

• Liquid

• Gas

• Plasma

Tags

NGSS.MS-PS1-4

Name the process A?

• Freezing

• Condensation

• Melting

• Sublimation

Tags

NGSS.MS-PS1-4

What happen during process A?

• Heat is absorbed

• Heat is released

• Heat is distillate

• Heat is fermented

Tags

NGSS.MS-PS1-4

Name the process B

• Melting

• Boiling

• Freezing

• Condensation

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What happen during process C?

• Heat is absorbed

• Heat is released

• Heat is distillate

• Heat is fermented

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-5

Why water striders can walk on the water surface?

• Adhesive force between water molecules

• Cohesive force between water molecules

• Adhesive force between water and sand

• Cohesive force between the water and sand