Changes in Water

After the rain, puddles formed on the sidewalk. Several hours later, the puddles of water disappeared. Which of the following processes did the water in the puddles go through?

• Boiling

• Freezing

• Evaporation

• Condensation

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

Water can change state. What happens to water during evaporation?

• It changes from a liquid to a gas.

• It changes from a liquid to a solid.

• It changes from a solid to a liquid.

• It changes from a gas to a liquid.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-5

Your mom puts a pot of water on the stove to cook some pasta. What type of change is taking place as the water is heated?

• Liquid freezing to become a solid

• Solid freezing to become a gas

• Liquid boiling to become a gas

• Solid melting to become a liquid

Tags

NGSS.MS-PS1-4

Angela puts ice cubes in her glass, but as the sun comes out, she notices the ice cubes begin to get smaller and smaller. What type of change is taking place?

• Liquid freezing to become a solid

• Solid melting to become a liquid

• Liquid melting to become a gas

• Solid freezing to become a liquid

Tags

NGSS.MS-PS1-4

During the winter in Minnesota people go ice skating on the ponds. Which type of change must the water have gone through in order for people to skate on it?

• liquid freezing to become solid

• liquid melting to become gas

• solid freezing to become liquid

• solid melting to become liquid

Tags

NGSS.MS-PS1-4

Ryan investigated the boiling point of water when different amounts of salt were added. Which evidence that Ryan collected is an observation and NOT a measurement?

• Amount of salt added

• Amount of water used

• Seeing the bubbles in the water

• The temperature at which the water boiled

Making a prediction is a part of completing a scientific investigation. Which provides the BEST explanation for making a prediction during a scientific investigation?

• Telling the future

• Making an educated guess as to what will happen

• Being a good team player

• Making a random guess as to what will happen

Tags

NGSS.MS-PS3-5

Look at the picture. What word describes what is happening to the ice?

• Boiling

• Drying up

• Melting

• Cooling down

Tags

NGSS.MS-PS1-4

What process occurs when water vapor in the air cools and changes back into liquid droplets?

• Condensation

• Evaporation

• Freezing

• Melting

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

Which of the following describes the process of a solid changing directly into a gas without becoming a liquid first?

• Melting

• Sublimation

• Condensation

• Freezing