Font size
WorksheetsPMA 8 Review
Total questions: 46
Worksheet time: 30mins
What does the Big Bang Theory tell us
About the popular television show.
the entire universe was once condensed in the form of primeval atom, or a dense mass.
how the universe began.
Most scientists believe the Big Bang Theory explains which of the following questions?
How our planets and moons formed
How our universe began
How the sun turns hydrogen into helium
How fast light travels through space
As galaxies move away from our galaxy
a shift on the electromagnetic spectrum
(EMS) is noticed. This phenomena is
called _____________.
redshift
blueshift
unshift
blackshift
Light emitted from a star or galaxy can be separated into a band of colors, called a ________.
Red Shift
Wave Length
Spectrum
Microwave
A huge collection of stars , gas and dust
Universal
Universe
Galaxy
Solar system
Inner and Outer planets
Which of the following list the correct hierarchy in the Universe from biggest to smallest?
¿Cuál de las siguientes enumera la jerarquía correcta en el Universo de mayor a menor?
Universe, galaxies, solar system, stars and planets
Planets, stars, solar system, galaxies, universe
Solar system, galaxies, stars, planets, universe
Universe, solar system, galaxies, planets and stars
An astronomical unit is...
The average distance between the Earth and the Sun
The average distance between the Sun and Neptune
The diameter of the sun
The time it takes light to travel across our solar system
The distance that light can travel in a year is called....
A light second
A light minute
A light month
A light year
Why do we use light years and astronomical units to measure distances in space?
Scientists want to sound smart.
Hubble discovered these units and wanted to use them.
Space is too small to use km, it wouldn't make sense.
Space is too big, vast, enormous to use traditional units, like miles.
The luminosity of a star describes its ______________.
brightness
temperature
age
color
Which star would have the highest luminosty?
Based on the graph a star of whoich color most likely has the lowest luminosity?
Which of the following is NOT a terrestrial planet?
Venus
Earth
Mars
Jupiter
Terrestrial planets and gas giants are all relatively the same size
True
False
What material are the terrestrial planets composed of? Select two
Hydrogen and helium gases
Rings
Rock
Metal
Select 2 characteristics of gas giants that terrestrial planets do not have
rings
few moons
hard rocky surface
made of hydrogen and helium gases
smaller size
The 4 gas giants take _____________ to orbit the sun than the 4 terrestrial planets
the same amount of time
longer
less time
What are the 4 planets farthest from the sun called?
Terrestrial planets
Gas giants
The Sun is made of...
Water and Ice
Hydrogen
Magnesium
Hydrogen and Helium
Solar Prominence
Quick burst of gas into the solar system
Loop of gas that connects sun spots
Hot gas moving into Earth's atmosphere
Breaks power lines
Solar Flare
The crown of the sun
Cooler spots on the sun
A loop of energy
Brief eruption of intense high energy of gas
The layer of the sun that makes light
Photosphere
Solar flare
Core
Chromosphere
Chromosphere
The layer of sun that creates the suns color
The layer that makes light
The layer that creates energy
How might sun spots affect Earth?
Sun spots are linked to solar winds, which blow particles onto Earth
They don't affect Earth
They can cause sand storms.
Sun Spots
Throw particles into Earth's Atmosphere
Create donuts
Help the space probes send information
The cooler darker parts of the Sun
Which of the following are parts of the sun?
convective zone
corona
hydrosphere
biosphere
photosphere
