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WorksheetsCh. 1 Introduction to Matter
Total questions: 20
Worksheet time: 10mins
Anything that has mass and takes up space is called....
homogeneous
heterogeneous
energy
matter
What holds atoms together in a molecule?
gravity
density
physical bonds
chemical bonds
H2O, CO2, and C12 H22 O11 are all examples of chemical
properties
changes
bonds
formulas
Soil, a salad, and sugar water are all examples of
elements
compounds
mixtures
atoms
The volume of an irregular object can be measured by
multiplying the object's length, width, and height.
multiplying the object's density by its mass.
submerging the object in water in a graduated cylinder.
placing the object on a triple-beam balance.
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.
One example of a physical change is
burning paper
baking cookies
toasting marshmallows
dissolving salt in water.
The ability to do work or cause change describes
temperature
density
matter
energy
One example of a chemical change is
filtering a mixture
burning wood
boiling water
crushing a can
Fireworks exploding in the sky and giving off light are an example of a(n)
endothermic change
exothermic change
physical change
change in mass
Hardness, texture, color, and freezing point are examples of _________ properties of matter.
Physical
Molecule
Law of Conservation of Mass
Homogeneous mix
25
A(n) _________ is a group of two or more atoms that are held together by chemical bonds.
Physical
Molecule
Law of Conservation of Mass
Homogeneous Mix
25
The fact that matter is not created or destroyed in any chemical or physical change is called __________.
Physical
Molecule
Law of Conservation of Mass
Homogeneous mix
25
A(n) _____________ is formed when two or more substances are so evenly mixed that you can't see the different parts.
Physical
Molecule
Law of Conservation of Mass
Homogeneous mix
25
A volume of 25 milliliters is the same as a volume of ________ cubic centimeters.
Physical
Molecule
Law of Conservation of Mass
Homogeneous mix
25
TRUE or FALSE: A change that produces one or more new substances is called a physical.
TRUE
FALSE
TRUE or FALSE: A substance is a single kind of matter that has a specific composition.
TRUE
FALSE
TRUE or FALSE: The smallest particle of an element is called a(n) atom.
TRUE
FALSE
TRUE or FALSE: To find the mass of a rectangular object, you multiply the object's length, width, and height.
TRUE
FALSE
TRUE or FALSE: A substance that undergoes a chemical change is still the same substance after the change.
TRUE
FALSE
