What are the two kinds of properties that is in every form of matter?
100
Volume = Length x Width x Height
What is the formula for volume?
100
A chemical change.
What is it called when a change in matter produces one or more new substances?
100
Potential energy.
What is the energy an object has because of its position?
100
Density: 0.8g/cm3
Find the density:
- mass: 200g
- volume: 250cm3
200
A compound.
What is a pure substance made out of two or more elements chemically combined in a set ratio?
200
.5g/cm3
What is the density of the object if the mass is 25g and the volume is 50cm3?
200
True.
True or False. Endothermic change is when energy is taken in and exothermic change releases energy.
200
Electromagnetic energy.
What kind of energy travels through space as waves?
200
Kilogram.
Is the SI unit of mass a gram, kilogram, or a centimeter?
300
You can easily see the different parts in a heterogeneous mixture, where as in a homogeneous mixture, you cannot.
What is the difference between a heterogeneous and homogeneous mixture?
300
192cm3.
What is the volume of an object with a length of 6cm, a width of 4cm, and a height of 8cm?
300
A physical change.
A change of state is an example of what?
300
Kinetic energy.
A rolling bowling ball has what kind of energy?
300
A chemical property.
Is iron forming to rust a chemical or physical property?
400
False.
True or False. The parts of a mixture are combined in a set ratio.
400
Height: 10cm
Find the height:
-length: 15cm
-width: 5cm
-volume: 750cm3
400
Thermal energy.
What is the total energy of all the particles in an object called?
400
True.
True or False. During a chemical change, chemical energy can be changed to other forms of energy, and other forms of energy may also be changed to chemical energy.
400
A chemical bond.
What is it called when there is a force of attraction between two atoms?
500
Each component keeps its own properties.
Why is it easy for a mixture to separate into its own components?