‘Super-Earth’ discovered orbiting one of the galaxy’s oldest stars

‘Super-Earth’ discovered orbiting one of the galaxy’s oldest stars

Assessment

Interactive Video

Science, Other, Physics

11th Grade - University

Hard

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The video discusses the planet TOI-561B, located in the Galactic thick disk of the Milky Way, 280 light years away. TOI-561B is 50% larger than Earth and three times its mass, orbiting its star twice every Earth day. Its surface temperature is extremely high, making it uninhabitable. The planet's region has fewer heavy elements, contributing to its Earth-like density. The system also contains two larger, less dense planets. TOI-561B was observed using the WM Keck Observatory, and findings are published in the Astronomical Journal.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the location of the planet TOI 561B within the Milky Way?

Galactic thick disk

Galactic halo

Galactic core

Galactic thin disk

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does the size of TOI 561B compare to Earth?

It is about twice the size of Earth

It is about 50% larger than Earth

It is about the same size as Earth

It is about half the size of Earth

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is life as we know it unlikely to exist on TOI 561B?

It has a very high surface temperature

It is too far from its star

It lacks an atmosphere

It is too small

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the significance of the heavy elements in TOI 561B's region?

They are more abundant than on Earth

They are less abundant, affecting the planet's density

They are the same as on Earth

They are not present at all

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does TOI 561 stand for in the context of NASA's mission?

Telescope Object of Interest 561

Test Object of Interest 561

Transiting Object of Interest 561

Terrestrial Object of Interest 561