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WorksheetsAshworth 8th grade midterm quiz part 1
Total questions: 100
Worksheet time: 50mins
Sphere means _____.
Football like shaped
Round like shaped
Trans means ______.
Across
Vertical (up and down)
Syn means _______.
Apart
Together
Stasis means ______.
Stationary condition
Unequal condition
The goal of science is to _____.
See how cool it is
Understand the world around us
Recorded observations and measurements are called ______.
Records
Data
The metric system is a _____ system based on units of tens.
Decimal
Huge Science
The basic unit of length in the metric system is the ________.
Meter
Gram
The formula for Density is _____.
Density = Volume/Mass
Density = Mass/Volume
_______ is a systematic approach to problem solving.
Hypothesis
Scientific Method
_______ is the study of science dealing with living things and their parts and actions and can be divided into specialized branches such as Zoology, a botany, Ecology, and Microbiology.
Earth Science
Life Science
______ is the study of the Earth and its rocks, volcanoes, history, and space.
Earth Science
Life Science
______ is the study of matter and energy.
Life Science
Physical Science
A ______ is a proposed solution to a scientific problem.
Scientific Method
Hypothesis
A hypothesis becomes a ____ after it survives many tests.
Law
Solution
In ________, a cubic centimeter is equal to a milliliter.
Mass
Volume
The two main branches of Physical Science are _____.
General Properties and Specialized Properties
Physics and Chemistry
A _____ is the factor being tested.
Variable
Permanent factor
A _____ is used to measure mass in grams.
Triple beam balance
Graduated cylinder
There are ____ milligrams in 1 gram.
100
1000
The boiling point of water in Celsius is ___.
0 degrees Celcius
100 degrees Celsius
The freezing point of water in Celsius is ____.
0 degrees Celsius
100 degrees Celsius
A ____ is used to measure volume.
Triple Beam Balance
Graduated Cylinder
When using a graduated cylinder, you read the milliliter marking at the bottom of the curve which is called the ____.
Meniscus
Centimeter line marking
____ is the mass per unit volume of a substance.
Mass
Volume
______ is anything that has mass and volume.
Matter
Density
____ is the force of attraction between objects.
Density
Gravity
____ is the amount of matter in an object.
Mass
Density
_____ is the measure of the inertia of an object.
Mass
Density
______ is the resistance of a mass to changes in its motion.
Gravity
Inertia
Wood,water,salt are _____ kinds of matter.
Recognizable
Unrecognizable
Oxygen, carbon dioxide, ammonia, and air are ____ kinds of matter.
Recognizable
Unrecognizable
All matter has the _____ of mass, weight, volume, and density.
General Properties
Specialized properties
Color, Odor, Size,Shape, Texture, and Hardness are properties of _____.
Matter
Mass
The force of Earth’s _______ determines exactly what you weigh.
Frictional Force
Gravity
The ________ of an object is constant and doesn’t change unless matter is added to or removed from the object.
Density
Mass
____ is an example of a substance that would sink because it has a density greater than water 1g/mL.
Wood
Steel
Stationary objects with smaller mass have the _____ inertia.
Least
Greatest
1 mL (milliliter) is equal to ___ cc (cubic centimeter).
100
1
______ is Mass/Volume.
Density formula
Volume formula
A ____ has no definite shape and no definite volume.
Gas
Solid
_______ states that the volume of a fixed amount of gas varies inversely with the pressure.
Boyle’s Law
Charles’s Law
_____ states that the volume of a fixed amount of gas varies directly with the temperature.
Boyle’s Law
Charles’s Law
_____ is a unit of quantity or amount.
Atoms
Moles
_____ has definite shape and definite volume.
Liquid
Solid
Color, odor, and density are _____ properties.
Physical
Chemical
A regular pattern of particles is found in ____.
Plasma
Crystals
The 4 phases of matter are _______.
Gas, solid, liquid, plasma
Evaporation, condensation, vaporization, electrolization
Particles that make up a _____ are packed very close together.
Gas
Solid
The particles of matter are spread the farthest apart in a _______.
Gas
Solid
An _______ can be thought of as a slow moving liquid.
Amorphous Solid
Liquid Solid
An amorphous solid such as ______ loses its shape under certain conditions.
Sealing Wax
Orange Juice
All _____ have no definite shape but definite volume.
Solids
Liquids
A ______ changes to a liquid by melting.
Gas
Solid
Vaporization that takes place at the surface of a liquid is called___________.
Condensation
Evaporation
The fourth phase of matter is called _____ and is quite rare on Earth, but actually one of the most common phases in which matter is found in the universe.
Gas
Plasma
The behavior of gases can be explained in terms of the ____________.
arrangement and movement of their particles
where particles come from and their make up
A ________ describes a substance’s ability to change into a new substance.
Chemical Property
Physical Property
Boyle’s Law and Charles’s Law together are called ______ because they describe the behavior of the gases with changes in pressure, temperature, and volume.
Gas Laws
Science Theories
Heat or heat energy is ______ to cause a substance to melt.
added
removed
When particles of a gas are in constant motion, they have ________.
Kinetic Energy
Active Energy
A ________ is another name for a chemical change.
Chemical Reaction
Chemical Disturbance
If your body did not perspire your body temperature would ______.
rise
drop
Certain solids pass directly from solid phase into a gas phase by a process called ______.
Sublimation
Vaporization
_____ is a gas changing to a liquid such as sweat bead drops on the outside of a cup.
Evaporation
Condensation
Two examples of ______ are flammability and ability to support combustion.
Chemical Properties
Physical Properties
Salad dressing is an example of a ______ mixture.
Heterogeneous
Homogeneous
______ can be separated by physical means.
Mixtures
Compounds
The particles in a _______ (a type of homogeneous mixture) are mixed together but not dissolved.
Colloid
Salad
A colloid is a type of ____________ mixture.
Heterogenous
Homogeneous
______ are made of atoms, which are the building blocks of matter.
Cell
Atoms
______ is classified according to its makeup as mixtures, solutions, elements, or compounds.
Mass
Matter
__________ are made of molecules.
Compounds
Mixtures
A chemical equations describes a _______.
Chemical Reaction
Chemical Disturbance
A _________ mixture is a mixture that appears to be the same through out.
Homogeneous
Heterogeneous
A ________ mixture is a mixture that does not appear to be the same through out.
Homogeneous
Heterogeneous
An ______ is the simplest type of pure substance.
Atom
Element
Salt and sugar are _____ in water. Example is you can boil sugar and marshmellows melt in hot chocolate.
Soluble
Insoluble
________ is the amount of a solvent that can completely dissolve in a given solvent at a specific temperature.
Solubility
Dissolvification
________ is a type of homogeneous mixture formed when one substance called the solute dissolves in another substance.
Mixture
Solution
A ______ is the smallest particle of a substance that has all the properties of that substance.
Molecule
cell
Compounds can be broken down into elements by ______ means.
Chemical
Physical
Elements can not be broken down into simpler substances by _____ means.
Physical
Chemical
In a ________, substances are rearranged and become new and different substances.
Chemical Reaction
Chemical Disturbance
Two important properties of _____ are that they do not separate and they are cloudy.
Mixtures
Colloids
Chocolate milk is an example of a ______.
Colloid
Compound
Air polluted ______ is an example of a solid in gas colloid.
Gas Emission
Ketchup and Mustard
______ are examples of solid in liquid colloids.
Gasoline Emission
Ketchup and Mustard
Distilled water is an example of a _______ mixture.
Heterogeneous
Homogeneous
_______ are made of two or more elements.
Compounds
Mixtures
1 liter (L) is equal to ____ milliliter (mL).
100
1000
Hydro means _____.
Warm
Water
Therm means _____.
Cold
Heat
Micro means ______ .
Large
Small
Macro means _____.
Large
Small
Exo means _____.
Outside
Inside
Endo means ______.
Outside
Inside
1000 mg (milligrams) is equal to ___ g (gram).
10
1
When looking at this chemical formula Fe₂O₃, there are ___ atoms of iron in this formula.
2
3
2Mg + O₂ → 2MgO is an example of a ________ equation.
Balanced
Unbalanced
