Transcript The two factors that combine to keep the planets in orbit are

The two factors that combine
to keep the planets in orbit are
1. gravity and orbital speed.
2. orbital speed and mass.
3. mass and inertia.
4. gravity and inertia.
The two factors that combine to
keep the planets in orbit are
1.gravity and orbital speed.
2.orbital speed and mass.
3.mass and inertia.
4.gravity and inertia.
What do all of the inner planets
have in common?
1.
2.
3.
4.
They have the same period of revolution.
They have the same period of rotation.
They have the same diameter.
They are small and have rocky surfaces.
What do all of the inner planets
have in common?
1.
2.
3.
4.
They have the same period of revolution.
They have the same period of rotation.
They have the same diameter.
They are small and have rocky surfaces.
Venus and Earth are much alike in
terms of
1.
2.
3.
4.
their size and density.
their rates of rotation.
their atmospheres.
their direction of rotation.
Venus and Earth are much alike in
terms of
1.
2.
3.
4.
their size and density.
their rates of rotation.
their atmospheres.
their direction of rotation.
What do the Gas Giants have in
common?
1.
2.
3.
4.
They have are made of ice
They are about the size of Mars
They do not have solid surfaces
They have very few moons
What do the Gas Giants have in
common?
1.
2.
3.
4.
They have are made of ice
They are about the size of Mars
They do not have solid surfaces
They have very few moons
The great red Spot is a huge storm
on
1.
2.
3.
4.
Jupiter
Saturn
Neptune
Mars
The great red Spot is a huge storm
on
1.
2.
3.
4.
Jupiter
Saturn
Neptune
Mars
There is enough fuel in the sun to
last for about another
1.
2.
3.
4.
1 billion years.
5 billion years.
10 billion years.
15 billion years.
There is enough fuel in the sun to
last for about another
1.1 billion years.
2.5 billion years.
3.10 billion years.
4.15 billion years.
Uranus is different from most other
planets because it
1.
2.
3.
4.
is the farthest from the sun.
is mostly nitrogen and helium.
rotates on its side.
has the most moons.
Uranus is different from most other
planets because it
1.
2.
3.
4.
is the farthest from the sun.
is mostly nitrogen and helium.
rotates on its side.
has the most moons.
Some astronomers think Pluto
should not be called a planet
because it
1.
2.
3.
4.
is too far away.
has no moons.
is so small.
is almost entirely made of gases.
Some astronomers think Pluto
should not be called a planet
because it
1.
2.
3.
4.
is too far away.
has no moons.
is so small.
is almost entirely made of gases.
Identify the letter and the name:
These reddish loops link sunspot regions ____________________
Nuclear fusion occurs at ___________________________________
The layer you are viewing when you look at the sun?_____________
The layer seen during a total solar eclipse at totality?_____________
The coolest area of the sun? ________________________________
This is the colored part of the sun’s atmosphere ________________
These reddish loops link sunspot regions _E prominences_________
Nuclear fusion occurs at ___ F__the core ______________________
The layer you are viewing when you look at the sun? C_photosphere _
The layer seen during a total solar eclipse at totality?_____A__corona
The coolest area of the sun? ___ D sunspots ____________________
This is the colored part of the sun’s atmosphere _B chromosphere__
Which of these planet’s orbits is closest to Earth’s
orbit?_____________________________________
Which planet has a “day” that is most similar in length to a day
on Earth?__________________________
As distance from
the sun increases, period of revolution__________________
Which planet has the shortest day? ___________________
Which of these planet’s orbits is closest to Earth’s
orbit?__________Mars___________________________
Which planet has a “day” that is most similar in length to a day on
Earth?_________Mars________________
As distance from the
sun increases, period of revolution____increases______________
Which planet has the shortest day? _Jupiter__________________
Which of the following is NOT a
terrestrial planet?
1.Mars
2.Venus
3.Saturn
4.Mercury
Which of the following is NOT a
terrestrial planet?
1.Mars
2.Venus
3.Saturn
4.Mercury