Chemistry Vocabulary Introduction to Chemistry

Which term defines the smallest sample of matter that still has the same properties? This is what makes up everything.

• an atom

• a bond

• an element

• a molecule

Matter is anything that

• takes up space and has mass.

• is created by chemical reactions

• is light, sound or ideas.

• can be disposed of by chemical reactions.

An oreo cookie in a CLOSED SYSTEM has a mass of 20 grams. It gets crushed into crumbs for a recipe. What is the mass of the crumbs?

• 15 grams

• 25 grams

• 20 grams

• 40 grams

Tags

NGSS.MS-PS1-5

Volume is __________.

• how many atoms
• how much matter is in an object
• how  much something weighs
• how much space an object takes up

In the chemical equation CH₄ + 2 O₂ → CO₂ + 2 H₂O. What is CH₄?

• a product

• a reactant

Tags

NGSS.MS-PS1-5

Sand and clay together is an example of

• a mixture

• a substance

Which of the following terms is an example of a solvent?

• salt

• sand

• water

• sugar

The REACTANTS are on the left side of the chemical equation.

• True

• False

What is a solvent

• a liquid that will dissolve a solid solute

• another word for solubility

• a substance that make drinks change color

• the solid that is about to be dissolved

The ___ is the substance being dissolved.

• solute

• solvent

• mixture

• solution