Test 1
Test 2
Test 3
Test 4
Test 5
100
Why do liquids flow and solids do not?
The atoms in liquids have more kinetic energy
100
What is a scientific model?
An explanation that increases understanding
100
Which does not indicate a chemical change? a. production of heat b. forming a wire c. production of gas d. formation of a precipitate
b. forming a wire
100
A negatively charged atomic particle.
Electron
100
What was the magnitude of the earthquake that hit Japan last week?
9.0
200
What happens to the atoms of a gas when the gas is cooled?
They slow down and eventually become a liquid
200
Ice melting at 32 degrees F is an example of ____.
A physical property/change
200
Which is not one of Aristotle's elements? a. gold b. water c. fire d. air
a. gold
200
Has a definite volume but an indefinite shape.
Liquid
200
Which country just declared a cease-fire?
Libya
300
What state of matter makes up the sun's surface?
Plasma
300
Silver tarnishing is an example of _____.
A chemical change
300
Which atoms have the greatest kinetic energy? a. atoms of iron b. atoms of natural gas c. atoms of drinking water d. atoms of copper wire
b. atoms of natural gas
300
Has both a define shape and volume.
Solid
300
What country is "Taught by a Tiger" set in?
Summatra
400
According to the kinetic-molecular theory the atoms of a gas have more energy that what other state(s) of matter?
Solids, liquids
400
Tearing paper is what kind of change?
Physical change
400
Which is not a physical property? a. small crystals b. gas bubbles c. sour taste d. blue in color
b. gas bubbles
400
A positively charged atomic particle.
Protron
400
Pick a number between 1 and 100.
87
500
According to Aristotle, what elements made up wood?
Earth and fire
500
Which exists naturally as a gas? a. oxygen b. gasoline c. gold d. sulfur
a. oxygen
500
Which is a physical change? a. steam forming from boiling water b. wire being bent c. gold being hammered into sheets d. all of these
d. all of these
500
Has both an indefinite shape and volume.
Gas
500
Where did Lane go for Spring Break?
Seattle
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