Mixtures & Components
Matter & Energy
Physical & Chemical Changes
Energy & Sources of energy
Light & luminous phenomena
100

This process separates mixtures of pure substances by boiling. The evaporated substance is collected and cooled back into a liquid.

What is distillation.

100

_________ is the amount of matter in an object. It can be measured in gram or kilograms.

What is mass.

100

_____________ occur when substances are cooled or heated.

What are changes of states.

100

This type of energy is involved in the transfer of heat between objects.

What is thermal energy. 

100

In which direction does light travel?

What is a straight line.

200

This process is used to separate small, solid particles that are suspended in water.

What is filtration

200

________ is the amount of space an object occupies. Solids are usually measured in cubic centimeters while liquid is measured in milliliters or liters. 

What is volume.

200

_________ are changes in the shape of materials when a force is exerted on them.

What are deformations.

200

This type of energy is stored in matter. Objects that burn contain this energy. We store this energy in our bodies. 

What is chemical energy

200

This type of material does not allow light to travel through it.

What is opaque material

300

This process separates mixtures of solid and liquid solutions by boiling them.

What is evaporation.

300

________ is the relationship between the mass and volume of an object. It is usually measures in g/cm or kg/m.

what is density.

300

This process occurs when something like wood, combines with oxygen and a spark and burns.

What is combustion.

300

The type of energy emitted from the sun.

What is luminous energy.

300

This type of material allows some light to travel through it, but it also absorbs and deflects some light.

What is translucent material

400

This type of mixture has visible components we can see with the naked eye or under a microscope.

what is a heterogeneous mixture.

400

mass/volume 

is the formula to calculate ________.

Density

400

This process occurs when a material like metal combines with oxygen. During this process a new substance, called rust is produced. 

What is oxidation.

400

When two football players tackle each other this is an example of...

what is kinetic energy.

400

This process phenomena happens when light operates into different colors and it passes through certain substances.

What is dispersion?

500

________ is the name of a mixture containing two or more metals that are melted ad mixed together.

What is an alloy.

500

_________ are found in nature as solids, liquids, and gasses. They change states when they are cooled or heated.

What are pure substances.

500

BONUS

what is Dar's fulls name?


500

This type of energy is produced through combustible materials, like wood and vegetable oil. They contain chemical energy which is released when we burn them. 

What is biomass energy.

500

This process happens when a part of the light bounces off a surface creating rays of light.

what is Reflection. 

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