DCA #1 Review 24-25

These particles represent the 3 states of matter. Which state of matter do the GREEN particles represent?

• Gas

• Liquid

• Solid

Which of these is a physical property of an object?

• Texture

• Color

• Shape

• All of the above

Which state of matter has particles that are tightly packed?

• liquid
• gas
• solid

Adding HEAT to matter causes its particles to:

• move faster and farther apart
• Move slower and farther apart
• Move faster and closer together
• Move slower and closer together

What is needed for an item to be magnetic?

• nothing, all items are magnetic
• iron, only items with iron are magnetic
• steel is the only item magnetic
• all metals are magnetic 

Sierra set up these ramps. She placed the same car at the top of each ramp. What question is she most likely investigating?

• How do different surfaces effect the car's distance?
• How does the incline of a ramp affect the car's distance?
• How does solar power effect the car's distance?
• How much force can be placed on the car?

Which is TRUE about an insulator?

• It can be a good conductor.

• It allows heat to pass through easily.

• It slows energy transfer.

• It provides heat to keep materials warm.

Which object has the Greatest mass?

• Rubber Ball

• Metal Ball

• Golf Ball

• Marble

What is happening at A?

• Evaporation
• Condensation
• Precipitation
• Collection

Which tool helps us to measure mass?

• scale
• triple beam
• ruler
• magnifying glass