Law of Conservation of Energy
Elements
Compounds
Mixtures
Separating Mixtures
100

Energy can neither be created or destroyed, only ______________.   Fill in the Blank

What is converted/transformed from one form of energy to another

100

A pure substance that cannot be separated into simpler substance by physical or chemical means

What is an Element

100

What kind and how many elements can make up a compund

What is two or more different elements

100

A mixture is contained of two or more different substances that are only ______ joined together.

What is physically

100

Give an example for filtering a mixture.

What is Strainer filled with an object or water, (host accepts)

200

The unit for energy

What is Joules

200

The three categories in which the elements are classified

What is metals, nonmetals, and metalloids
200

Generally, compounds that occur naturally are less stable than the individual elements.

True or False?

What is false

200

The two different type of mixtures

What is heterogenous and homogenus

200

The term used for seperating things by different boiling points.

What is distillation

300

If a bomb explodes, what is the energry converted from and converted to?

What is chemical to kinetic

300

What in the atomic structure defines an element

What is the amount of protons

300

Is salt a compound? 

What is yes

300

Is tap water a mixture? If so, what kind?

What is Yes and homogenus

300

The term for gradually pouring a liquid from one container into another, especially without disturbing the sediment.

What is decanting

400

Name a way to have electrical energy transform into mechanical energy.

What is a motor

400
The first group of elements in the periodic table
What is alkali metals
400

Is diamond a compound?

What is no

400

A type of homogenus mixture that is well mixed and appears to be a single substance.

What is a solution

400

The term used for separating components of mixture based on tendency to travel across another material

What is Chromatography

500

Give an example of energy transformation in chemistry and the chemical formula.

What is (host accepts)

500

Name a noble gas

What is helium, neon, argon, krypton, zenon, or radon

500

The law that states that when different compounds are formed by a combination of the same elements they will always be in whole number ratios

What is Law of Multiple Proportions

500

A heterogenous mixture of tiny particles that are bigger than those in a solution, but smaller than in a suspension.

What is Colloids

500

What is the separations methods used and order when seperating a mixture of water, sand, salt, and iron?

What is magnetism, filtration, crystallization, and evaporation