Neutron Stars

A supernova, from an 8-20 solar mass star, has a little center composed almost entirely of ___

• neutrinos

• photons

• protons

• neutrons

Tags

NGSS.HS-ESS1-3

In lower mass stars, while fusing silicon into iron, the core supports itself via ___

• gravitational force

• electron degeneracy pressure

• electromagnetic force

• thermal pressure

Tags

NGSS.HS-ESS1-3

NGSS.HS-PS1-8

NGSS.HS-ESS1-1

When the core of a star collapses down to about 20 km in diameter it's essentially a ball of __

• neutrinos

• neutrons

• electrons

• protons

Tags

NGSS.HS-ESS1-3

What is the name of the effect when neutrons strongly resist being squeezed tightly together?

• electron degeneracy

• neutron degeneracy

• neutron degration

• atomic abasement

Tags

NGSS.HS-PS1-8

NGSS.HS-PS1-3

Which subatomic particles blast out along with the shock wave of a supernova?

• neutrons

• neutrinos

• positrons

• protons

Tags

NGSS.HS-ESS1-3

A neutron star, about 20 km across, would have a mass ___

• about the mass of the Earth

• about the mass of 30 Earths

• about the mass of 3,000 Earths

• more than that of the Sun

Tags

NGSS.HS-PS2-4

If you could magnify an atom to be 100 meters across, the nucleus would be about the size of __

• a grain of sand

• a marble

• a softball

• a basketball

Tags

NGSS.HS-PS1-8

The highly dense matter in a neutron star is usually called ___

• neutronium

• positronium

• degeneratium

• compactium

Tags

NGSS.HS-PS1-8

A single cubic centimeter of a neutron star has a mass equivalent to ___

• the total mass of every taxi in New York City

• the total mass of every car in California

• the total mass of every car and truck in the U.S.

• the total mass of every vehicle in the world

Compared to Earth's surface gravity, how much stronger is that of a typical neutron star?

• 1 million times stronger

• 100 million times stronger

• 1 billion times stronger

• 100 billion times stronger

Tags

NGSS.HS-PS2-4