Changes in States of Water

How many states of water are there?

• One

• Two

• Three

• Four

What is the process called where solid changes to liquid?

• Melting

• Freezing

• Boiling

• Evaporation

What is the temperature of water where solid turns to liquid called?

• Freezing point of water

• Melting point of ice

• Boiling point of water

• Evaporation point of water

What is the temperature where solid turns to liquid?

• 100°C

• 50°C

• 0°C

• 5°C

What is the process where liquid turns into solid called?

• Boiling

• Evaporation

• Melting

• Freezing

What is the temperature where solid changes to liquid called?

• Freezing point of water

• Boiling point of water

• Evaporation point of water

• Melting point of ice

What is the temperature at which melting happens?

• 100°C

• 5°C

• 10°C

• 0°C

What is the change in state of boiling?

• liquid to gas

• liquid to solid

• solid to liquid

• gas to solid

What is the change in state of evaporation?

• gas to liquid

• gas to solid

• liquid to gas

• liquid to solid

Which of the following is a difference between evaporation and boiling?

• Boiling happens at 100°C and evaporation happens at any temperature below 100°C.

• Boiling happens at 0°C and evaporation happens at 100°C.

• There is not bubbles during boiling and bubbles during evaporation.

• Evaporation and boiling has the same change in state.