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WorksheetsMatter PRE-TEST
Total questions: 30
Worksheet time: 15mins
One example of a physical change is
burning paper
baking cookies
heating table sugar
dissolving salt in water
One example of a chemical change is
filterting
burning wood
boiling water
crushing a can
The energy of matter in motion is called
kinetic energy
potential energy
chemical energy
electromagnetic energy
Radio waves, visible light from the sun, infrared rays from heat lamps, waves that heat food, ultraviolet rays, and X-rays are all considered types of...
electrical energy
electromagnetic energy
chemical energy
potential energy
Table sugar and table salt are examples of...
atoms
elements
mixtures
pure substances
Substances that CANNOT be broken down chemically into other substances are...
elements
compounds
mixtures
solutions
The measurement of the force of gravity on an object is the object's...
mass
volume
weight
density
The measurement of how much matter an object contains is its...
volume
weight
mass
melting point
The measurement of how much mass is contained in a given volume is called...
weight
melting point
boiling point
density
The density of a block of wood with a volume of 50 cubic centimeters and a mass of 100 grams is...
2 g/cm3
0.5 g/cm3
500 g/cm3
5,000 g/cm3
All elements are composed of extremely small particles called...
compounds
mixtures
atoms
molecules
Which of the following is NOT an example of a chemical change?
gas burning on a stove
rust forming on an iron fence
salt dissolving in a glass of water
using electricity to break down water into hydrogen and oxygen
The ability to do work or cause change describes...
temperature
density
matter
energy
The change in which ice absorb energy and melts is a(n)...
endothermic change
exothermic change
chemical change
change in mass
Which of these statements is false?
Oxygen and copper are examples of elements
Elements are pure substances
Atoms of different elements can combine to form compounds
Atoms of different elements are the same
What holds atoms together in a molecule?
density
gravity
physical bonds
chemical bonds
Fireworks exploding in the sky and giving off light are an example of a(n)...
endothermic change
exothermic change
physical change
change in mass
The volume of an irregular object can be measured by...
multiplying the object's length, width, and height
dividing the object's density by its mass
submerging the object in water in a graduated cylinder
placing the object on a triple-beam balance
In the laboratory, volumes of liquid are usually measured with a(n)...
electrode
scale
triple-beam balance
graduated cylinder
Anything that has mass and takes up space is called...
matter
energy
heterogeneous
homogeneous
How would you calculate the density of an object?
divide its weight by its volume
divide its mass by its volume
multiply its volume times its mass
multiply its weight times its mass
The SI unit for mass is the...
ounce
pound
kilgram
liter
What characteristics listed below do photosynthesis and combustion NOT share?
both involve chemical change
both are endothermic
both change energy from one form to another
both cause changes in matter
Lemonade consists of several substances that are NOT chemically combined, so lemonade is classified as a(n)...
element
compound
mixture
pure substance
How do liquid water, ice, and water vapor differ from each other?
They are different states of matter
They are different compounds
They are made of different kinds of molecules
They are made of different kinds of atoms
If you heat a liquid and measure the temperature at which it boils, you are measuring a(n)...
atomic property
physical property
chemical property
molecular property
If you describe methane as a gas that easily catches fire, you are describing a...
state of matter
physical property
chemical property
chemical formula
H2O, CO2, and C12H22O11 are all examples of chemical...
properties
changes
bonds
formulas
Soil, a salad, and sugar water are all examples of...
elements
compounds
mixtures
atoms
During photosynthesis, plants transform electromagnetic energy from the sun into...
electrical energy
kinetic energy
chemical energy
thermal energy
