Mr Putter and Tabby See the Stars

What is the primary reason stars appear to twinkle when observed from Earth?

• Atmospheric turbulence

• Star's intrinsic brightness variation

• Interstellar dust

• Earth's rotation

Which of the following is a characteristic of a red giant star?

• High temperature and small size

• Low temperature and large size

• High temperature and large size

• Low temperature and small size

What is the main component of a star's core during the main sequence phase?

• Helium

• Carbon

• Hydrogen

• Iron

Tags

NGSS.HS-ESS1-1

Which type of electromagnetic radiation is most commonly used to observe stars?

• Gamma rays

• X-rays

• Visible light

• Microwaves

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-4

What is the term for the apparent shift in position of a nearby star against the background of distant objects?

• Parallax

• Redshift

• Doppler effect

• Luminosity

Which element is primarily formed during the fusion process in stars like the Sun?

• Carbon

• Helium

• Iron

• Oxygen

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

What is the name of the process by which stars generate energy in their cores?

• Nuclear fission

• Nuclear fusion

• Radioactive decay

• Chemical reaction

Tags

NGSS.HS-ESS1-1

Which of the following best describes a supernova?

• A new star forming

• A star collapsing into a black hole

• A star exploding at the end of its life cycle

• A star expanding into a red giant

What is the primary factor that determines the life cycle of a star?

• Its distance from Earth

• Its mass

• Its temperature

• Its color

Tags

NGSS.HS-ESS1-1

Which of the following is NOT a type of galaxy?

• Spiral

• Elliptical

• Irregular

• Circular