Ecology
Energy
mixtures & Solutions
Separation of Mixtures
Vocabulary
100

The place where the organism lives.

What is a habitat?

100

The source of all energy on earth.

What is the sun? 

100

A physical combination of two or more substances.

What is a mixture?

100

The solid that remains behind on the filter paper during the filtration process. 

What is residue?

100

The ability to do work.

What is energy?

200

The role the organism plays in the ecosystem. 

Niche

200

The power is generated from heat stored beneath the Earth’s surface.

What is geothermal energy?

200

Smog, blood, and milk.

What is a colloid?

200

A method used to separate salt from water. 

What is evaporation?

200

The study of the relationship of organisms with themselves and their environment.

What is ecology?

300

Different populations living and interacting in the same area.

What is  a community?

300

The sun is free.

What is an advantage of solar energy?

300

A mixture that has visible solid particles suspended in the liquid?

What is suspension?

300

A method used to separate the dyes in candies?

What is chromatography?

300

The substance that does the dissolving? 

What is the solvent? 

400

A group of organisms that reproduce and produce offspring.

What is a species?

400

The electricity that is produced from the energy of moving water, usually from rivers or dams.

What is hydroelectric energy?

400

Dissolving 1g of sodium chloride in 100ml of water.

What is a dilute solution?

400

A mixture containing iron filings, salt, sand, and water can be separated by three methods.

What is magnetism, evaporation, and filtration. 

400

A mixture in which the composition is uniform throughout the mixture.

What is homogeneous mixture 

500

A farmer uses pesticides to kill insects in a field. After some time, birds that feed on those insects begin to decline. 

What is a lack of food source?

500

The energy found in fuel, batteries, and food. 

What is chemical energy? 

500

A solute with more solute than its normal solubility.

What is supersaturated solution?

500

The property that determines separation in distillation.

What is boiling point?

500

The process by which living things use oxygen to release energy from food.

What is repiration?