Pure Substances and Mixtures
Physical and Chemical Changes
Physical and Chemical Properties
Density
Matter
100

A compound has at least this many different elements


What is 2?

100

This is a change in size, shape or state of matter

What is a physical change?

100

The resistance a substance has to flow

What is viscosity?

100

The formula for denisty.

Mass/Volume

100

Anything that has mass and takes up space

What is matter?

200
A mixture in which the particles are unevenly distributed
What is a heterogeneous mixture?
200

This type of change is reversible

What is a physical change?

200
3 physical properties of matter are

what are...

melting point, boiling point, conductivity, transparency, luster, texture, smell, volatility, ...

200

The density of water

What is 1 g/mL?

200

All of the following are units for volume EXCEPT

mL

g/cm3  

cubic centimeters  

m3

What are g/cm3?

300

This combination of substances has a fixed proportion of elements that make it up

What is a compound?

300

When a substance easily combines with another substance to produce a chemical change

What is reactivity?

300

This type of property produces a change in the composition of matter

What is a chemical property?

300
If an object has a density of 1.5 g/cm3 and it is placed in a glass of water, the object will

What is sink?

300

The best way to measure the volume of an irregular shaped object

What is displacement?

400

A pure substance that is made up of only one kind of atom

What is an element?

400

3 indicators of a chemical change are


What is production of heat, production of a gas and formation of a precipitate?

400

In order for a substance to burn, you need

What is oxygen, a fuel and a spark?

400

The density of a piece of pizza is 4 g/cm3 and there are 4 pieces of pizza in the pie, the pizza pie has a density of

What is 4 g/cm3?

400

You measure the length, width and height of a solid, non-metal object. Length is 4.9 cm, width is 2.3 cm and height is 17.5 cm.  The mass of the object measures 222.9 g?  The volume of this object is

What is 197.2 cm3?

500

 Filtration can be used to separate mixtures based on

What is size of the particle?

500

During a chemical change, the law of conservation of matter states that matter cannot be created or destroyed, but it can do this

What is change form?

500

This physical property describes a substances ability to return to its original shape after a force is applied

What is elasticity?

500

An irregular shaped solid 10 gram object is placed into a graduated cylinder with a starting volume of 15mL. The object sinks and displaces a volume of 8 mL.  The objects density is

What is 1.25 g/cm3?

500

The only property that all matter has

What is density?

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