Which property of matter can be measured in grams?
What is mass?
100
Choose which option is a physical change.
1. Melting ice cube
2. Burning a candlewick
What is melting an ice cube?
100
Which object has the greater density?
A. 20 Pounds of Feathers
B. 20 Pounds of Copper
What is 20 pounds of Copper?
100
In which state of matter do particles move the slowest?
What is a solid?
100
What is one chemical property of iron that makes it useful for making cooking pots?
What is iron is not flammable?
200
The amount of space an object takes up is its...
What is volume?
200
Tell whether it is a chemical change or a physical change.
Carving a pumpkin.
What is physical change?
200
What is the density of a substance that has a mass of 30g and a volume of 15 cubic centimeters? HINT- Density = Mass/Volume
What is 2 g/cubic centimeter?
200
Which state of matter has a definite volume but no definite shape?
What is liquid?
200
Which measurement changes when an object is taken from Earth to the moon?
What is weight?
300
These properties can be measured without changing the substance into something else.
What are physical properties?
300
Tell whether this is a chemical change or a physical change.
A banana peel turning brown.
What is chemical change?
300
What is the volume of a block of iron that measures 2 centimeters by 2 centimeters by 4 centimeters?
What is 16 cubic centimeters?
300
How is plasma different from gas?
What is the particles in plasma have electric charges?
300
Which statement describes a chemical property of an object?
A. Iron is malleable.
B. Water is colorless.
C. Wood is flammable.
D. Copper is a conductor.
What is wood is flammable?
400
Change of state of matter from a gas to a liquid.
What is condensation?
400
A chemical change differs from a physical change because in a chemical change a substance...
What is changes into another substance?
400
Would the mass of a clay ball change if the clay is spread into the shape of a pancake? Explain your answer.
What is no, the mass would not change, it would remain the same. Mass does not depend on an object's shape.
400
Give an example of somewhere you could find water vapor.
What is gas above boiling water?
400
If you leave a chocolate bar outside on a hot day, it will melt because of the Sun’s heat. In which type of container should you put the chocolate bar so it will melt the slowest?
What is an insulated container?
500
A substance with a density less than 1.0 will do this in water.
What is float?
500
Name five clues that a chemical change is taking place.