| Human Spaceflight | Earth in Space | The Moon | The Universe 1 | The Universe 2 |
| 10 | 10 | 10 | 10 | 10 |
| 20 | 20 | 20 | 20 | 20 |
| 30 | 30 | 30 | 30 | 30 |
| 40 | 40 | 40 | 40 | 40 |
| 50 | 50 | 50 | 50 | 50 |
| Final Question | ||||
The United States federal agency in charge of spaceflight
The United States federal agency in charge of spaceflight
What is NASA?
The space station that has been built by many nations
The space station that has been built by many nations
What is the International Space Station?
The reusable spacecraft that have been launched into Earth's orbit since 1981
The reusable spacecraft that have been launched into Earth's orbit since 1981
What is the space shuttle?
The first astronaut on the moon
The first astronaut on the moon
Who is Neil Armstrong?
The U.S. space program that landed astronauts on the moon
The U.S. space program that landed astronauts on the moon
What is Apollo?
The spinning of Earth around its axis
The spinning of Earth around its axis
What is rotation?
Earth does this almost exactly once around the Sun each year
Earth does this almost exactly once around the Sun each year
What is revolve?
The force that pulls Earth into orbit around the Sun
The force that pulls Earth into orbit around the Sun
What is gravity?
The shape of Earth's orbit?
The shape of Earth's orbit?
What is ellipse/oval?
It occurs when the Moon passes through Earth's shadow during a full moon
It occurs when the Moon passes through Earth's shadow during a full moon
What is a lunar eclipse?
The phases when we see the whole lighted side of the Moon
The phases when we see the whole lighted side of the Moon
What is full?
A round pit formed by the impact of an object
A round pit formed by the impact of an object
What is a crater?
How long it takes the Moon to revolve around Earth
How long it takes the Moon to revolve around Earth
What is 27.3 days?
The phase in which half the lighted side of the moon is visible
The phase in which half the lighted side of the moon is visible
What is a quarter?
The decreasing of the visible amount of the Moon's lighted surface after full moon
The decreasing of the visible amount of the Moon's lighted surface after full moon
What is waning?
Most of these rocky bodies are located in a belt between Mars and Jupiter
Most of these rocky bodies are located in a belt between Mars and Jupiter
What are asteroids?
The part of a meteor that doesn't burn up in the atmosphere and strikes Earth's surface
The part of a meteor that doesn't burn up in the atmosphere and strikes Earth's surface
What is a meteorite?
An Italian astronomer who discovered Jupiter's four largest moons
An Italian astronomer who discovered Jupiter's four largest moons
Who is Galileo?
The combining of nuclei that gives the Sun its energy
The combining of nuclei that gives the Sun its energy
What is nuclear fusion?
The top layer of the Sun's atmosphere
The top layer of the Sun's atmosphere
What is the corona?
A tool used to separate starlight into its colors
A tool used to separate starlight into its colors
What is a spectroscope?
A cloud of gas an ddust in which a star forms
A cloud of gas an ddust in which a star forms
What is a nebula?
The actual brightness of a star
The actual brightness of a star
What is absolute magnitude?
The galaxy to which our solar system belongs
The galaxy to which our solar system belongs
What is Milky Way?
The theory that says the universe began from a small area in space and has been expanding ever since
The theory that says the universe began from a small area in space and has been expanding ever since
What is the Big Bang Theory?
The apparent change in wavelength of radiation that lets astronomers know that all stellar bodies are currently moving away from Earth
The apparent change in wavelength of radiation that lets astronomers know that all stellar bodies are currently moving away from Earth
What is red shift?
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