Grade 6: 1st to 3rd Lessons

What tool can be used to separate plastic beads and metal paper clips?

• filter

• magnet

• strainer

• cloth

When dissolved in water, acid produces what?

• bases

• salts

• hydrogen ions

• hydroxide ions

Iron is a good conductor, malleable and magnetic. What type of element is Iron? 

• Metal
• Nonmetal
• Metalloid
• Pretty

Max is hungry and he prepares cereal with milk. This is an example of a: 

• Homogeneous mixture
• Heterogeneous mixture

Substances that are made up of ONLY one type of atom (element) or compound.

• Heterogeneous mixture

• Pure substance

• Suspension

• Homogeneous mixture

Liquids has the ability to flow and take the shape of its container because of its

• indefinite shape

• property that can occupy available space

• loosely-packed molecules

Which statement does not describe a metalloid?

• they can be dull or shiny   

• Hydrogen is a good example of this

• either an insulator and conductor

• It has the properties of both metals and nonmetals

the process of separating the substances from a liquid mixture by using selective boiling and condensation

• Decomposition

• Decantation

• Distillation

• Demonization

Technique of separating the dissolved solids in the liquid.

• Filtration

• Sorting

• Evaporation

• Decantation

A type of mixture that consists of solid component particles that tend to settle when left standing.

• Solution

• Suspension

• Decantation

• Colloid