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WorksheetsBeyond Earth Foundation work
Total questions: 27
Worksheet time: 27mins
Doris is a small, rocky, irregular shaped object that orbits the Sun between Mars and Jupiter.
Doris is an example of
an asteroid
a dwarf planet
an exoplanet
a planet
a star
What is the age of the universe estimated to be?
4.5 billion years
14 billion years
10 billion years
20 billion years
What is the main component of the sun?
Hydrogen
Oxygen
Carbon
Helium
Comets are made up of ........
dust and gas
ice and dust
rocks and gas
corn dogs and meat balls
Which of these is in the correct size order going small to large?
planet, galaxy, star, universe
universe, galaxy, star, planet
planet, star, universe, galaxy
planet, star, galaxy, universe
As galaxies move further away they become ......
more red shifted
less red shifted
more infra-red shifted
less infra-red shifted
What is the next stage for a large main sequence star?
Red giant
Red dwarf
Black dwarf
Red super giant
What force balances the inward pressure of gravity in a main sequence star?
outwards pressure from fusion
outwards pressure from fission
outwards pressure from internal combustion
outwards pressure from magnetic flux
What is the next stage for a red super giant?
neutron star
black dwarf
supernova
white dwarf
The energy given off by our sun is from ...........
hydrogen atoms fusing together
hydrogen nuclei fusing together
helium nuclei splitting apart in fission
helium atoms splitting apart in fission
When objects move away from you, the wavelength....
Increases (gets longer)
Decreases (gets shorter)
When objects move away from an observer, what color shift is happening?
Red Shift
Blue Shift
The top spectra is the laboratory spectra and is not moving. What type of shift is shown with the bottom spectra and is the object moving towards or away from the observer?
Red Shift
Towards
Red Shift
Away
Blue Shift
Towards
Blue Shift
Away
Who observed the red-shift in spectra from distant galaxies?
LeMaitre
Einstein
Hoyle
Hubble
How does redshift provide evidence for the Big Bang theory?
A. It shows that galaxies are stationary and not moving
B. It demonstrates the existence of black holes
C. It indicates that galaxies are moving away from each other, supporting the idea of an expanding universe
D. It supports the concept of a steady-state universe
The Big Bang theory suggests that the universe originated from a:
A. Steady-state model
B. White hole
C. An infinitely dense and small point called singularity
D. Black hole
What is CMBR?
A. The residual heat left over from the Big Bang, detectable as microwave radiation throughout the universe
B. The radiation emitted by black holes
C. The radiation emitted by stars
D. The radiation emitted by galaxies
How many rocky planets are in our solar system?
0
1
4
3
A star is born when ____ begins...
Stars have different life cycles due to having different _____________
coloru
