6th Grade Chemistry Refresher Assessment 24-25

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Block

• 1
• 3
• 4
• 5

If a substance is made up of only one type of atom, the substance must be which of the following?

• Matter
• Element
• Mixture
• Molecule

Which of the following is a true statement?

• A water molecule in the gas phase is smaller than a water molecule in the solid phase.
• A water molecule in the gas phase is lighter than a water molecule in the solid phase.
• A water molecule in the gas phase is the same as a water molecule in the solid phase.
• A water molecule in the gas phase is bigger than a water molecule in the solid phase.

Of the following properties, which one is determined by performing a scratch test?

• density
• malleability
• flammability
• hardness

What is the volume of both red balls? (Think of the balls as one object.)

• 3 cm³
• 6 cm³
• 2 cm³
• 4 cm³

The measurement of how much matter an object has is known as

• volume
• weight
• density
• mass

What is NOT a characteristic of all matter?

• All matter has mass.
• All matter is made up of moving atoms.
• All matter has volume.
• All matter has color.

Matter can best be described as:

• the average speed of molecules moving in a substance.
• the stuff that makes up all material.
• the amount of space an object takes up.
• the number of properties in an element.