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WorksheetsESPS Semester 1 Final
Total questions: 79
Worksheet time: 3hrs 36mins
How does the sun produce energy?
By burning sulfur
By making carbon from water and oxygen
By fusing hydrogen into helium
By the fission of uranium atoms
Only high mass stars have this in their life cycle.
A red giant
A nebula
A white dwarf
A supernova
How might a high mass star's life cycle end? (check all that apply)
white dwarf
neutron star
black hole
red giant
A low mass star life cycle will end as ___.
a supernova
a white dwarf
a neutron star
a black hole
A Hertzsprung Russell diagram compares which of the following star characteristics? (check all that apply)
color
temperature
brightness
size
Which radiations are produced by the sun? (check all that apply)
ultraviolet (UV)
infrared (IR)
gamma rays
radio waves
Sunspots undergo a cycle typically lasting how many years?
2
7
11
100
Which is needed to determine the amount of gravitational force between two objects?
distance and mass
weight and time
area and weight
The gravitational force exerted by an object depends on its
volume
mass
weight
Particles thrown off the sun’s corona that can affect Earth’s magnetic field and form auroras are called
a coronal mass ejection.
a coronal mass reflection
nuclear fusion
sunspots
What are the types of waves that reach the earth's surface from the sun. Select all that apply
microwave
infrared
visible light
UV
Which SI unit is used to measure length?
mol
m
kg
m2
When converting between SI prefixes, what should you do if you are moving from smaller to larger units?
move the decimal to the left
move the decimal to the right
do not move the decimal
use dimensional analysis
What are the three main layers of the sun? Select all that apply.
Core
Photosphere
Radiation Zone
Convection Zone
What are the 3 pieces of evidence supporting Continental Drift Theory?
Coastlines
Fossils
Landforms
Sea floor spreading
Calculate the gravitational force between a 15-kg chinchilla and a 65-kg dog which are separated by 0.30 m.
Fg = 3.7*10-8 N
Fg = 1.3*1012 N
Fg = 1.1*105 N
Fg = 7.2*10-7 N
What would the gravitational force be between the Sun and Mars if they were 2.3*1011 m apart? The masses for the Sun and Jupiter are 1.99*1030 kg and 6.42*1023kg, respectively.
Fg = 3.8*1015 N
Fg = 2.8*10-42 N
Fg = 1.6*1021 N
Fg = 4.6*10-75 N
What does the variable G in the gravitational force equation represent? Fg = G r2m1 m2
Universal gravitational constant
Combined masses of the two objects
Gravitational force
Dielectric constant
What is 4cm in mm?
0.4
4
400
40
What is 4000g in kg?
400
40
0.4
4
How does Cosmic Microwave Background Radiation support the Big Bang Theory?
Microwaves are found everywhere in the universe.
Microwaves occurred at the time of the Big Bang
Microwaves are useful in our everyday lives
The number of waves that pass a fixed point in a given amount of time is...
frequency
wave speed
amplitude
wavelength
Using the equation V = f x λ . Calculate the frequency of a wave with a speed of 20 m/s and a wavelength of 4 m.
5 Hz
0.4 Hz
5 s
