Vocabulary
A characteristic of an object
Property
(Solid, liquid, or gas) has a definite shape and tapes up a definite amount of space.
Solid
Physical or chemical change? I cut a watermelon into 60 pieces.
Physical
What change of state is happening when condensation occurs? From what to what?
Gas to liquid
What is our room number?
110
The amount of space matter takes up
Volume
In which state of matter are particles are spread very far apart and fill the entire container?
Gas
A new substance is formed in a physical or chemical change?
Chemical
True or false? It is not possible for a substance to change more than once.
False
Name three different processes in the water cycle
evaporation, condensation, precipitation
The amount of matter an object contains
Mass
This state of matter takes the shape of its container. Molecules are not as tightly packed together as a solid.
Liquid
True or false? A chemical change occurs when you change the size, shape, or state of the matter.
False.
Name a material that would be more dense (have more mass) than styrofoam
Steel, wood, etc
What are Esperanza's uncle's names?
Tio Luis and Tio Marco
Triple beam balance
The melting point of a substance is the temperature at which a substance goes from what to what?
Solid to liquid
Burning paper is an example of a physical or chemical change?
Chemical
What are three physical properties you could use to describe a strawberry?
Texture: Bumpy
Color: Red
Size: small
3.5 x 1.45
5.075
Define matter
Anything that has mass and takes up space (volume)
What is the boiling point of water in Celsius?
100 degrees celsius
Name one variable that could change the rate of a chemical reaction, like with the antacid tablet in the bag.
The temperature of the water or the particle size
Which of these can exist in all three states of matter? (Sand, air, rocks, water)
Water
Where does all energy come from?
The sun