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WorksheetsWWJH Fall Semester Fun
Total questions: 100
Worksheet time: 2hrs 17mins
Name
Class
Date
1.
What should an experimenter do after analyzing data?
a)
carry out the experiment
b)
draw conclusion
c)
observe and infer
d)
identify the problem
2.
Why should an experiment be repeated?
a)
to form a hypothesis
b)
to reduce the chance of error
c)
to change controls
d)
to identify the problem
3.
What is the first step in a commonly used scientific method?
a)
digging for artifacts
b)
drawing conclusions
c)
controling variables
d)
recognizing a problem
4.
What is the term for a variable changed by the experimenter?
a)
independent variable
b)
dependent variable
c)
constant
d)
control
5.
What is the term for a statement that can be tested?
a)
independent variable
b)
dependent variable
c)
inference
d)
hypotheisis
6.
Name the term for a step-by-step approach to problem solving.
a)
inference
b)
observation
c)
scientific method
d)
science
7.
What is the variable that is measured in an experiment?
a)
independent variable
b)
dependent variable
c)
control variable
d)
constant variable
8.
What is the term for the standard used for comparison?
a)
constant
b)
control
c)
inference
d)
observation
9.
Hearing, sight, taste and smell all are used for which aspects of science?
a)
hypothesis
b)
laws
c)
observations
d)
theories
10.
The particles of a _ are loosely packed and roll/slide past each other. (1.1)
a)
Solid
b)
Liquid
c)
Gas
11.
The particles of a _ are tightly packed and vibrate in place. (1.1)
a)
Solid
b)
Liquid
c)
Gas
12.
The particles of a _ bounce and collide into other. (1.1)
a)
Solid
b)
Liquid
c)
Gas
13.
(1.2)
a)
Solid
b)
Liquid
c)
Gas
14.
What elements not are in the compound BeSeKr (4.1)
a)
Krypton
b)
Potassium
c)
Beryllium
d)
Selenium
15.
Which particle is represented by the atomic number? (4.2)
a)
Protons
b)
Neutrons
c)
Electrons
16.
Which of the 4 major groups is the largest? (4.4)
a)
Metals
b)
Semimetals
c)
Nonmetals
d)
Inert/Noble Gases
17.
The following are properties of nonmetals except...? (4.5)
a)
Dull
b)
Brittle
c)
Semi-conductors
d)
gain or share electrons
18.
Beryllium is in group number______.
a)
Group 2
b)
Group 3
c)
Group 4
d)
Group 7
19.
The period for Bromine is ___________.
a)
3
b)
2
c)
4
20.
How many Valance electrons does Iodine Have?
a)
6
b)
16
c)
7
d)
17
21.
What is the name of the group with 6 valence electrons?
a)
halogens
b)
noble gases
c)
lanthanides
d)
oxygens
22.
What is the name of the group that never reacts--ever ever they are stable with a full outermost ring!!!
a)
noble gases
b)
transition
c)
halogens
d)
borons
23.
Iron
a)
Ag
b)
Fe
c)
I
d)
Ir
24.
Potassium
a)
K
b)
P
c)
Po
d)
Na
25.
Sulfur
a)
Na
b)
Au
c)
S
d)
F
26.
Cobalt
a)
Co
b)
Cu
c)
C
d)
Ca
27.
Copper
a)
Cu
b)
Co
c)
Ca
28.
The sum of the number of protons and neutrons in an atom is the mass number.
a)
true
b)
false
29.
Matter always has mass.
a)
true
b)
false
30.
Elements on the far right side of the periodic table are classified as nonmetals.
a)
true
b)
false
31.
Elements arranged in vertical columns in the periodic table are called periods.
a)
true
b)
false
32.
Which of the following is unique for any given element?
a)
the number of neutrons
b)
the charge on the electrons
c)
the number of protons
d)
the mass of a neutron
33.
The atomic mass of a single atom is
a)
the sum of the protons and neutrons in the atom.
b)
twice the number of protons in one atom of the element.
c)
a ratio based on the mass of a carbon-12 atom.
d)
a weighted average of the masses of the element’s isotopes.
34.
Smallest particle of an element.
a)
atom
b)
proton
c)
electron
d)
neutron
35.
Components of atoms
a)
quarks
b)
isotpoes
c)
subatomic particles
d)
ions
36.
Subatomic particle that determines the identity of the atom
a)
proton
b)
nucleus
c)
electron
d)
neutron
37.
Contributes basically no mass to an atom.
a)
protons
b)
neutrons
c)
electrons
d)
protons and neutrons
38.
Tells the number of protons of an atom
a)
atomic theory
b)
atomic identity
c)
atomic mass
d)
atomic number
39.
Hydrogen has 1 proton. It's atomic number is:
a)
0
b)
1
c)
2
d)
cannot be determined
40.
An atom has 10 protons and a mass of 18. It has __ neutrons
a)
10
b)
18
c)
28
d)
8
41.
An atom with an unequal number of protons and electrons is said to have (a) ___.
a)
no charge
b)
balance
c)
charge
d)
unbalance
42.
The element symbol for potassium:
a)
P
b)
Po
c)
Pt
d)
K
43.
Is Hydrogen considered a metal or a non-metal?
a)
Metal
b)
Non-metal
c)
Metalloid
d)
liquid
44.
The positive particles of an atom are
a)
electrons
b)
positrons
c)
neutrons
d)
protons
45.
all matter is made of what
a)
energy
b)
atoms
c)
electrons
d)
compounds
46.
The central region of an atom where neutrons and protons are is the _________.
a)
nucleus
b)
electron cloud
c)
core
d)
center
47.
All atoms of the same element have the same
a)
number of neutrons
b)
number of protons
c)
mass number
d)
mass
48.
The element symbol for sodium is ___.
a)
Na
b)
N
c)
S
d)
So
49.
Horizontal rows of the periodic table are called
a)
clusters
b)
families
c)
groups
d)
periods
50.
If you push on a wall with a force of 10 Newtons, the force acting on you is...
a)
0 Newtons
b)
10 Newtons
c)
20 Newtons
d)
30 Newtons
51.
According to Newton's Third Law, action and reaction are
a)
equal and in the same direction
b)
equal and in opposite directions
c)
unequal and in the same direction
d)
unequal and in opposite directions
52.
The tendency of matter to remain in constant motion unless acted on by an outside, unbalanced force is called
a)
inertia
b)
acceleration
c)
momentum
d)
force
53.
Rocket engines operate on the principle of
a)
a balanced force
b)
inertia
c)
an unbalanced force
d)
action and reaction
54.
The speed of an object in a specified direction is its
a)
constant speed
b)
velocity
c)
gravitational force
d)
friction
55.
The force of attraction acting between two objects is called
a)
inertia
b)
gravitational force
c)
momentum
d)
unbalanced force
56.
The resistance that one surface or object encounters when moving over another surface is called
a)
mass
b)
force
c)
friction
d)
acceleration
57.
For every action there is an equal and opposite reaction
a)
Newton's First Law
b)
Newton's Second Law
c)
Newton's Third Law
58.
An object at rest will stay at rest, and an object in motion will stay in motion at constant velocity unless acted upon by an unbalanced force
a)
Newton's First Law
b)
Newton's Second Law
c)
Newton's Third Law
59.
Force equals mass times acceleration
a)
Newton's First Law
b)
Newton's Second Law
c)
Newton's Third Law
60.
A change in velocity
a)
force
b)
velocity
c)
acceleration
d)
friction
61.
What is in the Galaxy?
a)
Just stars and Solar systems
b)
Stars, Dust, Solar Systems
c)
Stars, Dust, Gas, and Solar Systems
62.
Stars produce
a)
Heat
b)
light
c)
both heat and light
63.
The center of our solar system is a
a)
Black hole
b)
The Sun
c)
Earth
64.
What keeps all the planet orbiting the Sun
a)
the energy field
b)
Radiation
c)
Gravity
65.
Planets orbit the Sun in what kind of path
a)
Gravitational
b)
Circular
c)
Spherical
d)
elliptical
66.
The word for a planet orbiting the Sun is called
a)
revolution
b)
rotation
67.
List objects shown from the largest to the smallest
a)
Sun, Moon, Earth
b)
Earth, Sun, Moon
c)
Moon, Earth, Sun
d)
Sun, Earth, Moon
68.
Which body in our solar system is classified as a star
a)
Haleys Comet
b)
Pluto
c)
The Sun
d)
Mars
69.
What hold the planets in orbit around the Sun?
a)
heat
b)
energy
c)
radiation
d)
gravity
70.
When the Earth does a complete revolution around the sun once .... how long is that?
a)
A day
b)
A month
c)
A year
d)
An hour
71.
Why is the Sun the brightest star we see
a)
It is the largest in the Milky Way Galaxy
b)
It is the closest to Earth
72.
The spinning of an object on its axis is called______
a)
orbit
b)
rotation
c)
revolution
d)
tide
73.
Day and night is caused by the _____________ of earth on its axis.
a)
revolution
b)
orbit
c)
rotation
74.
The earth orbits around...
a)
The sun.
b)
the moon
c)
other planets
d)
the Milky Way
75.
How long does it take the Earth to make one REVOLUTION around the Sun?
a)
12 hours
b)
24 hours
c)
365 days
d)
29.5 days
76.
The Earth's _______ is an imaginary line that goes from the North Pole to the South Pole.
a)
vernal equinox
b)
axis
c)
solar eclipse
d)
solar flare
77.
About how long does it take the moon to revolve around the earth?
a)
1 year
b)
365 days
c)
29.5 days
d)
27.3 days
78.
How long after a new moon will it take to see another new moon?
a)
12 days
b)
29.5 days
c)
27.3 days
d)
365 days
79.
The Earth rotates ____ to _____. This causes the sun, moon, and stars to rise in the ____, appear to move across the sky,and set in the ____.
a)
west, east west, east
b)
east, west east, west
c)
west, east east, west
d)
east, west north, south
80.
As the Earth travels around the sun, this tilt causes different areas of the Earth’s surface to get different amounts of daylight at different times of the year. The angle of the Sun’s rays to the surface also causes areas to have more or less of the Sun’s energy. This causes the ________.
a)
months
b)
day and night
c)
seasons
d)
years
81.
The different shapes of the moon you see from Earth are called ________.
a)
lunar eclipse
b)
phases
c)
solar eclipse
d)
spring
82.
A ______ eclipse occurs when the moon passes between Earth and the sun, blocking the sunlight from reaching Earth. The moon's shadow then hits Earth.
a)
solar eclipse
b)
lunar eclipse
c)
vernal equinox
d)
autumnal equinox
83.
A __________ occurs at a full moon when Earth is directly between the moon and the sun.During this type of eclipse, Earth’s shadow falls on the moon.
a)
solar eclipse
b)
lunar eclipse
c)
vernal equinox
d)
summer
84.
Where is the new moon ALWAYS located in a diagram of the moon phases?
a)
closest to the full moon
b)
closest to the 1st quarter moon
c)
closest to the sun
d)
closest to the waning gibbous
85.
Sunlight hits Earth’s surface most directly at the _______. Because of this, this particular area doesn't experience seasons.
a)
north pole
b)
south pole
c)
equator
86.
When the moon passes between the Earth and Sun, it is called ____
a)
neap tide
b)
spring tide
c)
solar eclipse
d)
lunar eclipse
87.
At position A, which hemisphere would have summer?
a)
Northern hemisphere
b)
Southern hemisphere
88.
At position C, which hemisphere would have winter?
a)
Northern hemisphere
b)
Southern hemisphere
89.
At position D in the Northern hemisphere it would be _____?
a)
Summer
b)
Winter
c)
Spring
d)
Fall
90.
Earth's ________ on its axis causes day and night.
a)
rotation
b)
revolution
c)
phase
d)
comet
91.
Earth and the other planets closest to the Sun are made mostly of _______
a)
gas
b)
metal
c)
water
d)
rock
92.
One full orbit of an object around another object is called a ________.
a)
axis
b)
rotation
c)
revolution
d)
satellite
93.
The __________ has planets, moons, comets, and asteroids.
a)
solar system
b)
earth
c)
rotation
d)
United States
94.
One of the main differences between the outer and inner planets is __________.
a)
The inner planets all have water
b)
the inner planets are much bigger than the outer planets
c)
the outer planets are gas planets
d)
the outer planets have rings, and the inner planets don't
95.
Select the order from smallest to largest.
a)
Sun, Milky Way, solar system, universe
b)
Sun, Milky Way, universe, solar system
c)
Sun, solar system, Milky Way, universe
d)
Sun, solar system, universe, Milky Way
96.
Why does Earth have different seasons?
a)
because of the distance between Earth and the sun
b)
because of the speed of Earth as it rotates on its axis
c)
because of the amount of light blocked by the moon on its axis
d)
because of the tilt of Earth on its axis as it moves around the sun
97.
Which best explains why the moon has phases?
a)
The moon’s position changes in relation to the sun and Earth.
b)
The sun’s position changes in relation to the moon and Earth.
c)
The Earth casts a shadow on the moon as it rotates.
d)
The moon rotates along its axis
98.
Day and night is caused by the _____________ of earth on its axis.
a)
revolution
b)
orbit
c)
rotation
99.
Who wrote the three laws of motion?
a)
Copernicus
b)
Newton
c)
Ptolemy
d)
Hubble
100.
A light year is
a)
The distance light will travel in 1 year
b)
The time it takes light to travel 1 year
c)
The average distance from Earth to the sun
d)
The distance from Earth to Polaris
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