I WONDER - What Is An Exoplanet?

The video discusses the discovery of over 4000 confirmed exoplanets and mentions an additional 3800 potential exoplanets that require further observation by astronomers to confirm their status as actual planets.

How many exoplanets have been confirmed so far?

• More than 4000

• More than 5000

• More than 6000

• More than 3000

What is the approximate number of additional potential exoplanets?

• 2800

• 3200

• 4200

• 3800

What are astronomers waiting to do with the list of potential exoplanets?

• Have a closer look

• Send probes to them

• Ignore them

• Announce them as planets

Why do astronomers need to have a closer look at potential exoplanets?

• To determine their size

• To confirm they are actual planets

• To find out their temperature

• To measure their distance from Earth

What is the main goal of astronomers when examining potential exoplanets?

• To find life

• To confirm their planetary status

• To study their atmospheres

• To map their surfaces