WorksheetsRogers' Astronomy Quizizz #2
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
What did the Greeks believe about the earth?
a)
They believed in a geocentric system.
b)
They believed in a heliocentric system.
c)
They believed the earth was alone in space
d)
They believed the earth a very small star.
2.
What does the word planet mean?
a)
orbit of planets
b)
wandering planets
c)
wandering stars
d)
constellation of stars
3.
What did Copernicus believe about our solar system?
a)
He believed in a geocentric system.
b)
He believed in a heliocentric system
c)
He believed the earth was alone in space.
d)
He believed the earth a very small star.
4.
What is Kepler discover about the solar system?
a)
Planets travel in perfect circles.
b)
Planets travel in ellipses.
c)
Planets stand still.
d)
All the planets orbit around the earth.
5.
Kepler’s Second law says that when a planet is closer to the sun, the speed of its orbit
a)
increases.
b)
decreases.
c)
stays the same.
d)
stands still.
6.
According to Kepler, when do planets travel fastest?
a)
aphelion
b)
orbital plane
c)
perihelion
d)
pericongenial
7.
What position is to the perihelion of planet 1?
a)
position A
b)
position B
c)
position C
d)
position D
8.
What position is close to the aphelion of planet 2?
a)
position A
b)
position B
c)
position C
d)
position D
9.
According to Newton, the two factors that combine to keep the planets in orbit are
a)
gravity and orbital speed.
b)
orbital speed and mass
c)
mass and inertia.
d)
gravity and inertia.
10.
What did Newton explain about the solar system?
a)
Gravity and orbital speed keep the planets in orbit.
b)
Inertia keeps the planet traveling in a straight line.
c)
Inertia of the earth and the gravity of the sun keep the planets in orbit.
d)
Gravity of the earth keep the planets orbiting.
11.
Newton's Third Law of Motion states
a)
for every action there is no other action
b)
for every reaction there is a mad student
c)
for every action there is an opposite and unequal reaction.
d)
for every action there is an equal and opposite reaction.
12.
When you don't wear a seat belt, which of Newton's Laws will you experience?
a)
The Law of Planetary Motion
b)
The Law of Inertia
c)
The Law of Acceleration
d)
The Law of Action/ Reaction
13.
The tendency of a moving object to continue moving in a straight line or a stationary object to remain in place is called
a)
orbital speed.
b)
mass.
c)
inertia.
d)
gravity.
14.
When a meteoroid enters Earth’s atmosphere, it produces a streak of light called a
a)
meteor.
b)
asteroid.
c)
meteorite.
d)
comet.
15.
What is a meteoroid?
a)
A rock in space.
b)
A rock in the earth's atmosphere.
c)
A rock that has landed on earth.
d)
A comet that is orbiting the earth.
16.
What shape are the orbits of most comets?
a)
long, narrow ellipses
b)
circles
c)
nearly circular ellipses
d)
spherical
17.
Which planets are known as the terrestrial planets?
a)
Jupiter, Saturn, Earth and Mars
b)
Saturn, Uranus, Neptune and Jupiter.
c)
Mercury, Earth, Venus, and Jupiter
d)
Mars, Earth, Venus and Mercury.
18.
The retrograde motion of Mars can best be explained as:
a)
Mars reversing its motion in its orbit.
b)
the Earth reversing its motion in its orbit.
c)
the Earth catching up and passing Mars.
d)
the stars reversing their motion.
19.
What does F=ma mean?
a)
Force = math times algebra
b)
Force = mass times acceleration
c)
Friction = massive times actions
d)
Friction = mass times actions
20.
What is an ellipse?
a)
A perfect circle
b)
It is longer than it is wide.
c)
It is the shape of the sun.
d)
It is an eclipse.
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