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WorksheetsQ1 Test Review (6.6ABCDE 6.7ABC)
Total questions: 99
Worksheet time: 2hrs 16mins
At higher temperatures _________.
A gas has _________.
has a definite shape and volume
fast-moving particles
Matter that has its own shape and takes up space is a _______.
Matter that always fills the shape in a container, such as air is a _______.
Milk takes the shape of its container because it is a _______.
Molecules are closest together in a _______.
In a solid, particles ___________.
have a lot of room to move
do not have much room to move
Identify the particles.
solid
liquid
gas
Identify the particles.
solid
liquid
gas
Identify the particles.
solid
liquid
gas
What type of mixture is this?
heterogeneous mixture
homogeneous mixture
solution
colloid
The smallest particle of an element. All matter is made up of _____.
properties
mixture
dissolves
atom
A mixture of two or more substances. If the substances combine, then they are thoroughly mixed.
solution
mixture
atom
properties
When you combine two or more substances.
properties
atom
mixture
dissolves
When two things join together and atoms combine, what happens to the materials?
Their properties change
Their properties stay the same
Why is cake not a mixture?
It consists of only one ingredient
All of the elements are the same
You cannot separate its ingredients
The elements located to the left of the stair-step
Metals
Nonmetals
Metalloids
Gases
The elements located along the stair-step
Metals
Nonmetals
Metalloids
Which type of element is located to the right of the stair-step?
Metals
Nonmetals
Metalloids
Semimetals
The majority of the periodic table is made up of
Metals
Nonmetals
Metalloids
Noble gases
This element is in Group 1, but it is not a metal
Hydrogen
Potassium
Francium
Helium
This is the term used for a metal that is able to be hammered out or pressed
Malleable
Ductile
Conductive
Shiny
Metals
Anything that has volume and mass
Elements that are typically solid, shiny, malleable, and good conductors of heat and electricity; includes most elements
A substance whose electric conductivity falls between that of a conductor and an insulator; the foundation of modern electronics
A characteristic that can be observed or measured without changing the substance
Metalloids
A physical property that describes the ability of a substance to transfer heat or electrical energy
A material that does not conduct heat or electric current
A table in which all the known elements are arranged by properties and are represented by chemical symbols
Elements that have properties of both metals and nonmetals; sometimes referred to as semiconductors
Nonmetals
A table in which all the known elements are arranged by properties and are represented by chemical symbols
Elements that are typically not shiny, not malleable, and poor conductors of heat and electricity; usually gases or brittle solids
Elements that have properties of both metals and nonmetals; sometimes referred to as semiconductors
Anything that has volume and mass
Aluminum can be hammered into different shapes or rolled into flat sheets. This means Aluminum is
metal
nonmetal
metalloid
The way a metal’s surface reflects light is called ________________.
dull
luster
solids
metal
An object is is placed into 45 mL of water. The water rises to 48 mL. What is the volume of the object?
3 mL
93mL
8 mL
83 mL
What 2 measurements are used for DENSITY
Mass and Weight
Mass and Acceleration
Mass and Volume
Length and Width
Which of the following is evidence of a chemical reaction?
Tearing.
Production of a gas.
Production of a precipitate.
Unexpected change in color.
Change in temperature.
Evidence of a chemical reactions is anything that shows -
a new substance has formed
interaction between 2 gases
a solid dissolved in a liquid
a change in the state of matter
What are chemical changes/reactions?
It's when you mix substances.
When something bubbles.
when the appearance of the substances change.
a process in which atoms rearrange to form new substances
Bubbling and fizzing is evidence that a ________ is forming.
liquid
solid
gas
plasma
A precipitate is a ___________ that is deposited from a solution.
gas
solid
liquid
plasma
A change that affects the appearance but not the chemical makeup of a substance.
property
solution
chemical reactions
physical change
A substance made of only one kind of matter and has definite properties.
pure substance
Atom
Element
Compound
A substance that cannot be broken down into simpler substances
Element
Atom
chemical symbol
Molecule
one or two letters that represent an element
chemical symbol
chemical formula
endothermic reaction
equation
Which of the following are evidence of chemical change?
change in color
melting
freezing
production of a gas
precipitate
A substance made up of atoms of two or more different elements joined by chemical bonds
Molecule
Compound
Element
pure substance
What is a force?
push
none
push or pull
pull
How can forces affect objects?
change an object's size
changes the gravitational pull
changes speed and direction
all of the above
Magnetic force is
a contact force
when magnets attract
when magnets repel
a noncontact force
An example of friction is
a softball player sliding across the clay field to third base
ice melting
roller skating on a smooth surface
balloons sticking to a cat's fur
Which of the following is an example of a noncontact force?
slapping tables
falling into a pool
playing video games
none of these
Gravity is
a contact force that pulls objects down
a force that resists sliding motion
a noncontact attractive force
humans walking on Earth
Mass is the amount of _________ in an object.
weight
matter
particles
atoms
Newton’s law states that for every action, there is an ________ reaction.
unequal and opposite
equal and similar
stronger and opposite
equal and opposite
When a cannon fires a cannonball we observe Newton's third law. Which is the reaction force?
The cannon moving forward
The cannon moving backwards
The cannonball moving backwards
The cannonball moving forward
Action reaction forces never cancel each other out because
They act on different objects.
They act on the same objects
They do not act on objects.
How is this an example of Newton’s Third law?
Only the ball is using the head
They are both exerting an equal force on each other
Only the head is pushing the ball
Force always come in________
waves
triplets
pairs
The forces in a force pair are in _______ direction
opposite
same
What happens to the balloon if the air is released ?
Balloon goes right
Balloon goes up
Balloon goes down
Balloon goes left
When you step on a roach, the roach applies an equal and opposite force on your foot.
True
False
Which picture shows the forces that Gene Cernan and the spacecraft put on each other?
