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Everyday Science 2124 MCQs [All-Courses]

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This in-between phase of stellar nurseries and star formation in stellar evolution is when the gathered dust is still condensing to form a star.

A Alpha Stage

B Stellar Genesis

C Protostar

D Star of Adam

Review Detailed Answer

Correct Answer: Protostar

Particle clouds from where stars are formed are known as____________?

A Stellar nurseries

B Star clouds

C Event horizons

D Singularities

Review Detailed Answer

Correct Answer: Stellar nurseries

PSR J0108-1431 is the closest known ______________ to Earth?

A Black hole

B Red giant

C Quasar

D Pulsar

Review Detailed Answer

Correct Answer: Pulsar

When a star becomes a singularity and has zero volume and infinite density, it is called_______________?

A White dwarf

B Blue giant

C Wolf-Raynet star

D Black hole

Review Detailed Answer

Correct Answer: Black hole

You have discovered a new celestial body. It has a thick atmosphere and it produces powerful cosmic winds and, when observed, the clouds obscure the body. You have determined it is this type of star.

A Wolf-Rayet star

B Red supergiant

C Stellar storm

D Pulsar

Review Detailed Answer

Correct Answer: Wolf-Rayet star

In a typical H-R diagram, stars are graphed by these two characteristics:

A Temperature and luminosity

B Luminosity and distance

C Distance and temperature

D Size and distance

Review Detailed Answer

Correct Answer: Temperature and luminosity

A pulsar is a rapidly spinning neutron star which emits:

A A blinding light when it aligns with the planets

B Radio waves detectable from Earth

C A gravitational pull which attracts high energy dust particles

D Enough energy to power itself indefinitely

Review Detailed Answer

Correct Answer: Radio waves detectable from Earth

What sub-class of neutron star is known for its extremely high magnetic field?

A Magnetar

B Quasar

C Magneto

D Magnetta

Review Detailed Answer

Correct Answer: Magnetar

When our sun reaches the end of its red giant phase, it will turn into a___________?

A Supernova

B White Dwarf

C Black Hole

D Neutron Star

Review Detailed Answer

Correct Answer: White Dwarf

Insulin drug was discovered by____________?

A Charles Herbert Best

B Prof John James Rickard Macleod

C Sir Frederick Grant Banting

D Leonard Thompson

Review Detailed Answer

Correct Answer: Sir Frederick Grant Banting

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Everyday Science 2124 MCQs [All-Courses]

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All Topics 2124

This in-between phase of stellar nurseries and star formation in stellar evolution is when the gathered dust is still condensing to form a star.

Particle clouds from where stars are formed are known as____________?

PSR J0108-1431 is the closest known ______________ to Earth?

When a star becomes a singularity and has zero volume and infinite density, it is called_______________?

You have discovered a new celestial body. It has a thick atmosphere and it produces powerful cosmic winds and, when observed, the clouds obscure the body. You have determined it is this type of star.

In a typical H-R diagram, stars are graphed by these two characteristics:

A pulsar is a rapidly spinning neutron star which emits:

What sub-class of neutron star is known for its extremely high magnetic field?

When our sun reaches the end of its red giant phase, it will turn into a___________?

Insulin drug was discovered by____________?