Questions and answers from Chapters 1-4
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Objects that float on water must have a density of: | Less than 1 g/cm3
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| A graduated cylinder is used to measure: | volume in milliliters
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| What is the process of liquid on the surface changing to a gas? | evaporation
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| What is the formula for density? | D = M / V
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| An observation or measurement of an object. | Physical property
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| How does temperature affect solubility of a solid in a liquid? | A solid solute usually becomes more soluble as the temperature of the liquid solvent increases.
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| The force of attraction between objects | Gravity
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| Is mowing the lawn an example of a physical or a chemical change? | Physical change
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| What properties are being described about this candle- waxy blue color and no odor? | Physical properties
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| The properties that describe how a substance changes into other substances are called | Chemical properties
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| The triple beam balance is used to measure | mass in grams
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| The state of matter with no definite shape or volume is | gas
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| A logical explanation for events that occur in nature is known as a | theory
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| The smallest particle of an element is an | atom
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| The substance that does the dissolving is called a | solvent
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| The substances that gets dissolved is the | solute
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| The basic unit of length is the | meter
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| An example of a a homogenous mixture is | saltwater solution
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| An object's resistance to change in motion that is directly related to an object's mass is known as an object's | inertia
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| How do the particles inside a solid move? | Vibrate in place
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| The units of mass are | grams
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| A substance that contains only one kind of atom is called an | element.
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| What is the density of a substance with mass of 300g and volume of 150 mL? | 300g/ 150 mL = 2 g/mL
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| Which of the following is NOT matter: air oxygen water electricity | electricity is not matter. It is is energy!.
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| A solid solution that is a mixture of two metals is called an | alloy.
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| What is the density of water? | 1 g/mL
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| A regular repeating arrangement of particles is called a | Crystalline solid
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| When substances go directly from the solid phase to the gas phase the phase change is called | sublimation
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| What is an atom? | The basic unit of all matter
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| Atom is to element as molecule is to | compound.
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| The smallest part of a compound is a | molecule.
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| A new substance is formed as a result of a | chemical change.
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| The change of a liquid to a solid is called | freezing.
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| Scientists test their hypothesis in which step of the scientific process? | experiment
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| Which of these can be broken down into simpler substances by chemical but not physical means: mixture solid element or compound | compound.
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| Solids that lose their shape under certain conditions are | amorphous.
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| The change of a substance from a gas to a liquid is called | condensation.
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| Why is a variable placed in an experiment? | To determine how one factor can affect something.
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| The amount of matter in an object is | Mass.
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| A substance that dissolves in water is considered | soluble.
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| The units used to measure density are | grams per milliliter or grams per cubic centimeter
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| Burning a piece of paper is an example of a | chemical change.
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| A liter of water contains how many milliliters | 1000mL.
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| When measuring the temperature of water | you can expect to report your answer in degrees
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| What happens when salt is dissolved in water? | Particles separate into their molecules and disperse throughout.
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| The metric prex milli- means | one thousandth of a base unit.
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| Which of these is not truly a pure substance: element atom mixture molecule | mixture.
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| When particles in a closed container are heated they | move faster and farther apart.
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| The amount of space an object takes up is | Volume.
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Created by:
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