Gravity and Orbits
Which celestial body has the largest gravitational pull in our solar system?
The Sun
What is the name of our galaxy?
The Milky Way
What is the largest planet in our solar system?
Jupiter
What do all stars start out as?
Nebulas
What was the name of the NASA mission where astronauts first landed on the moon?
Apollo 11
Name all the planets in order.
Which planet experiences the smallest gravitational pull from the Sun?
Neptune
One revolution on Earth is how long?
365 days
What planet is known as the Red Planet?
A star dies after it has run out of _______ .
fuel
Where is NASA's mission control located?
Houston, Texas
What star is closest to Earth?
The Sun!
Which planet has the shortest orbital period?
Mercury
What is gravity?
The force that pulls objects towards each other.
Name all of the Jovian planets.
Jupiter, Saturn, Uranus, Neptune
The length of a star's life depends on its ________ .
mass
Who was Yuri Gagarin?
The first human in space. He was from the Soviet Union.
What country owns the ISS?
None! It is a collaboration between countries.
Which planet has an orbital period length that is closest to Earth's?
Venus
Which planet has the Great Red Spot?
Jupiter
What is the explosion of a star that has run out of fuel called?
Supernova
Name THREE NASA spaceflight disasters.
Challenger, Columbia, Apollo 1
Which U.S. president set the mission to land a man on the moon by the end of the century?
John F. Kennedy
Larger mass = bigger gravitational pull
Farther from the Sun (larger distance) = smaller gravitational pull from the Sun
Explain the difference between rotation and revolution.
Rotation - the spinning motion of a planet on its axis
Revolution - the movement of one object around another (planet orbiting around the moon)
What planet in our solar system has the most moons?
What are TWO of the THREE things a star may end up as after it has run out of fuel?
A black hole, neutron star, or black dwarf
The year the first American Astronaut went to the moon.
1969
Name THREE dwarf planets.
Pluto, Ceres, Makemake, Haumea, Eris