What state of matter has definite shape, definite volume, and slowly vibrating atoms?
SOLID
100
I happen when a liquid becomes a gas.
EVAPORATION
100
Matter is anything that takes up space and has ___________.
MASS
100
Combustibility
property; the ability to burn or be flammable
100
What is another word for an educated guess?
HYPOTHESIS
200
What state of matter has no definite shape or volume?
GAS
200
If you leave ice out on a warm, sunny day, I occur.
MELTING
200
What do graduated cylinders measure?
VOLUME
200
Leaves change color in the fall.
reaction; chlorophyll leaves the leaves, causing them to change color
200
A box is 2 feet by 3 feet by 2 feet. What is the volume of the box? ( 2 ft. x 3 ft. x 2 ft.)
12 ft3.
300
I have definite volume, but I flow into whatever shape I am poured into. What am I?
LIQUID
300
Droplets of water form on the outside of a chilly can of soda after it comes out of the vending machine. What physical change is occurring?
CONDENSATION
300
What property indicates how condensed or tightly packed something is?
DENSITY
300
Burning
reaction; when something combustible is touched by fire, it burns
300
If you measure the volume of an oddly shaped solid by placing it in a graduated cylinder filled with fluid, what is happening?
WATER DISPLACEMENT
400
What is the most common state of matter in the universe? Hint: The sun is in this state.
PLASMA
400
If H2O didn't ___________, we would never have ice cream!
FREEZE
400
Of solids, liquids, and gasses, only solids have a definite _____________.
SHAPE
400
Reactivity
property; the ability to react with other substances to form new ones
400
Another math problem! If a graduated cylinder holds 120 mL of fluid, and a rock with a volume of 34 mL is placed inside, to what value will the water level rise?
120 mL + 34 mL = 154 mL
500
What quality of both gasses and liquids allows them to flow easily? Poor solids!
FLUID
500
We bypass the middle-man, and go directly from a solid to a gas and from a gas to a solid. What are we?
SUBLIMATION and DEPOSITION
500
List three physical properties that can be observed.
Possible answers include but are not limited to APPEARANCE, TEXTURE, COLOR, ODOR, MELTING POINT, BOILING POINT, DENSITY, HEIGHT, LENGTH, WIDTH
500
Salt
reaction; sodium (Na) and chlorine (Cl) join to form a new substance, salt