Atoms, Elements, Compounds, Mixtures

What is an element made of?

• One kind of atom

• Two or more kinds of atoms

• A mixture of elements

• None of the above

Tags

NGSS.MS-PS1-1

Which of the following is an example of a compound?

• Gold

• Oxygen

• Carbon

• Salt

Tags

NGSS.MS-PS1-1

How are mixtures formed?

• Chemically combined

• Physically mixed

• Both chemically and physically combined

• None of the above

Which of the following is a type of mixture?

• Element

• Compound

• Solution

• All of the above

What is a heterogeneous mixture?

• A mixture that looks the same throughout

• A mixture that separates into layers over time

• A mixture that has multiple substances but remains physically separate

• A mixture containing small, undissolved particles that do not settle out

Which of the following is an example of a homogeneous mixture?

• Salad

• Trail mix

• Coffee

• Pizza

What are the three types of mixtures?

• Solid, liquid, gas

• Solution, colloid, suspension

• Element, compound, mixture

• None of the above

Which of the following is an example of a suspension?

• Milk

• Sand and water

• Paint

• Hydrogen peroxide

Which of the following is an example of a colloid?

• Vinegar and water

• Flour and water

• Shampoo

• Mouthwash

Which of the following is not a homogeneous mixture?

• Coffee

• Hydrogen peroxide

• Trail mix

• Paint