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WorksheetsCOSMOS, ATOMIC STRUCTURE, EMS, & EARTH/SUN/MOON
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
An atom has 8 protons, 8 neutrons, and 8 electrons. What is the charge of the atom's nucleus?
a)
-8
b)
24
c)
+ 8
d)
+16
2.
Compare the 2 atom's. Which of the following is true?
+ - ⊘
ATOM 1: 6 6 6
ATOM 2: 6 7 7
+ - ⊘
ATOM 1: 6 6 6
ATOM 2: 6 7 7
a)
atom 1 & 2 are of the same element
b)
atom 1 & 2 are of different elements
c)
atom 1 is Neon & atom 2 is Cobalt
d)
atom 1 is nitrogen and so is atom 2
3.
What is the most accurate description about the subatomic particle that X is pointing to?
a)
it has mass & no charge
b)
it has mass & a positive charge
c)
it has no mass & equal + and - charge
d)
it has a large mass & and a negative charge
4.
Which statement correctly compares the subatomic particles of an atom?
a)
an electron has a - charge & a large mass
b)
a neutron has a - charge
c)
a neutron has a neutral charge & a larger mass than an electron
d)
all subatomic particles have the same properties
5.
A neutral atom of Neon (Ne) has 10 protons. Based of this information, what else is true of an atom Ne?
a)
it has no neutrons
b)
it has 10 electrons
c)
its total mass is 10
d)
the atomic number is 20
6.
What element does this atom represent?
a)
Lithium (Li)
b)
Carbon (C)
c)
Potassium (K)
d)
Nitrogen (N)
7.
What best explains how light & heat energy is produced by a star?
a)
iron & other dense metals explode at the core
b)
Explosions from nearby stars
c)
High energy radiation
d)
Nuclear reactions involving the fusion of atoms
8.
Where is our sun located in our Milky Way Galaxy?
a)
the sun is in the center of the Milky Way
b)
the sun is just near the center of the Milky Way
c)
the sun is outside the Milky Way
d)
the sun is near the outer edge of the Milky Way
9.
Compared to the Supergiant stars, blue stars are....
a)
hotter
b)
dimmer
c)
brighter
d)
bigger
10.
The term "Nebula" describes which of the following:
a)
a stage development of a star's lifecycle
b)
the temperature of stars
c)
the size of star's
d)
the location of star's
11.
What is the atom's name?
a)
Hydrogen
b)
Sodium
c)
Boron
d)
Gold
12.
Which statement is correctly describing the electrons in the diagram?
(Energy Level = E1, E2, E3, & so on)
(Energy Level = E1, E2, E3, & so on)
a)
an electron located at E1 has a lower energy than an electron located at E4
b)
an electron located at E1 has a higher energy than an electron located at E4
c)
They have the same energy
d)
there is no such thing as an energy level 4
13.
How many directions do the light waves radiate outward from our sun?
a)
2 directions
b)
3 directions
c)
1direction
d)
all directions
14.
What affects the brightness of a star seen from earth? (apparent magnitude)
a)
temperature, color, & rotation
b)
velocity, color, & mass
c)
temperature, size, & distance from earth
d)
distance from the earth, age, & rotation
15.
Which feature on the Electromagnetic Spectrum, distinguishes one form of energy from another?
a)
wavelength
b)
speed
c)
temperature
d)
all energy is the same
16.
Anything about anything, in space, is all because of ___________?
a)
temperature
b)
distances
c)
gravity
d)
friction
17.
The sun is best described as
a)
massive sized star
b)
medium sized star
c)
extra small sized star
d)
small sized star
18.
Which best describes the structure of an atom?
a)
protons and neutrons are grouped together in the nucleus
b)
round, can see under a microscope
c)
electron & neutrons surround the nucleus
d)
protons & electrons are grouped together in the electron cloud
19.
According to the spectra of each element, what are the elements that make up the STAR?
a)
hydrogen, calcium, magnesium
b)
Helium, & Hydrogen only
c)
Calcium, Hydrogen, sodium
d)
Magnesium, Calcium, & salt
20.
In which position is the southern hemisphere experiencing Summer?
a)
right
b)
left
c)
top
d)
bottom
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