Which property of matter is a measure of the gravitational force?
What is weight
100
Which physical property of matter describes the relationship between mass and volume?
What is density
100
Which of the following is NOT a common sign that a chemical change has taken place?
A) change in color or odor
B) change in state
C) foaming or bubbling
D)production of heat or light
What is B) change in state
100
How can you compare the densities of unknown substances?
What is if liquids observe how they separate into layers. If solids you can see if they float or sink.
100
Because of __________ all objects tend to resist a change in motion
What is intertia
200
In a graduated cylinder containing several liquid layers, the least dense liquid would be found where?
What is at the top
200
the saltiness of seawater is the result of this property
What is solubility
200
What chemical property is responsible for iron rusting?
What is reactivity (with oxygen)
200
Malleability is an example of what type of change?
What is physical change
200
The physical property of matter that describes the relationship between mass and volume is _______
What is density
300
What unit would be best for describing the volume of mercury (a liquid) used in an experiment.
What is liters or milliliters
300
What physical property would aluminum made into thin sheets of foil fit?
What is malleability
300
Rust is an example of which chemical property?
What is reactivity
300
Souring milk is an example of what type of change?
What is chemical change
300
What is the breakdown of water to form two gases
What is electrolysis
400
An objects _________ is affected by the gravitational force
What is weight
400
What property is a flavored drink mix dissolving in water?
What is solubility
400
What property is wood burning in a fireplace?
What is flammability
400
Melting crayons is an example of what kind of change?
What is a physical change
400
The rate at which a substance conducts heat
What is thermal conductivity
500
Why is the motion of a 150g ball more difficult to change than the motion of a 50 g ball?
What is because the 150 g ball has more mass than the 50 g ball.
500
What physical property shows copper pulled into thin wires
What is ductility
500
A chemical _________ describes which changes are possible for a substance
What is change
500
How does a physical change differ from a chemical change?
What is the composition is unchanged in a physical change, while in a chemical change it is changed
500
the type of matter that makes up an object and the way it is arranged