WorksheetsViews of the Universe
Total questions: 15
Worksheet time: 8mins
The Earth-centered view of the universe is called the _____.
galaxy model
astronomy model
geocentric model
heliocentric model
The Sun-centered view of the universe is called the _____.
galaxy model
astronomy model
geocentric model
heliocentric model
The first astronomer who used a telescope and discovered Venus went through phases and Jupiter's moons.
Ptolemy
Copernicus
Galileo
Newton
Most distant galaxies show a red shift. Scientists consider this evidence that the universe is _____.
cooling off
expanding
shrinking
heating up
Most scientists believe the Big Bang Theory explains _____.
how our planets and moons formed
how the sun turns hydrogen into helium
how our universe began
how fast light travels through space.
The Milky Way Galaxy is a _____ galaxy.
spiral
elliptical
irregular
circular
Place these objects in order from smallest to largest.
planets, solar system, universe, galaxy
galaxy, solar system, planets, universe
universe, galaxy, solar system, planets
planets, solar system, galaxy, universe
Where is our solar system located in our galaxy?
on one of the spiral arms
between 2 of the spiral arms
on the outermost edge
in the central bulge
Which is the largest object in our solar system?
Earth
Jupiter
Meteorite
Sun
What force holds planets in their orbits around the Sun?
planetary force
gravitational force
inertia force
solar force
Venus, Mercury, Earth and Mars are what type of planet?
gas giants
ice giants
exterior planets
terrestrial planets
Jupiter, Saturn, Uranus, and Neptune are what type of planet?
gas giants
terrestrial planets
ice giants
exterior planets
Planets that are closer to the sun
have a shorter period of rotation (day and night).
have a shorter period of revolution (year).
have a very thick atmosphere.
have giant storms that last many years.
What two things determine the amount of gravitational force an object has?
mass and weight
density and mass
mass and distance
volume and distance
Which of the following is NOT a reason why Earth is the only planet in our solar system with life as we know it?
Its atmosphere made of nitrogen and oxygen
Its distance from the sun
Its surface has water on it
Its moon orbits the planet
