MATTER 4TH A

What phases are shown in the three images below?

• Image 1 is liquid, image 2 is solid, and image 3 is gas.

• Image 1 is solid, image 2 is gas, and image 3 is liquid.

• Image 1 is liquid, Image 2 is gas, and image 3 is solid

• Image 1 is gas, image 2 is liquid, and image 3 is solid.

What is true of a gas?

• A gas has a changeable shape and has the same volume in any container.

• A gas has a fixed shape and will expand or shrink to fill any container.

• A gas has a changeable shape and will expand to fill any container.

• A gas has a fixed shape and has the same volume in any container.

In Cartagena, an unopened bottle of water is taken out of the refrigerator and placed on a table. After a while, the bottle is covered with droplets of water. What phase change has occurred?

• Condensation

• Freezing

• Boiling

• Melting

Molten lava pours from a volcano in Hawaii. After a few hours, the liquid lava hardens into a shiny gray rock. Which phase change has taken place?

• Melting

• Freezing

• Boiling

• Condensation

Look at the picture and choose the true statement.

• The blocks have the same mass and density but different volume.

• The blocks have the same volume and density but different mass.

• The blocks have the same volume but different mass and density

• The blocks have the same but different density and mass.

Choose the images (3) that illustrate an example of the LAW OF CONSERVATION

• 
• 
• 
• 

So, what is the law of conservation of matter? tell it in your own words. No google.

How do you feel about your knowledge about volume, mass, states of matter and law of conservation?

• Very good

• I need to understand more

which topics do you feel more confident about?

• Measuring volume

• Differentiating density and mass

• Explaining the law of conservation

• Explaining how why the states of matter change.

What is matter?

• Everything that has mass but no volume.

• Everything that has mass and takes up space

• Everything that has volume and no mass

• Everything that changes the state of matter.