Stars Mr Kowal

What is the main element that stars are made of?

• helium

• hydrogen

• magnesium

• sodium

Tags

NGSS.HS-ESS1-1

What causes a star to shine brightly?

• the color that is produced

• the energy that is released

• the amount of gravity that is present

• the types of elements that are present

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

Which property of a star is closely related to its temperature?

• brightness

• color

• composition

• size

Which color are the hottest stars?

• blue

• orange

• red

• yellow

What is the Sun classified as on the Hertzsprung-Russell diagram?

• red giant

• supergiant

• white dwarf

• main sequence star

Which characteristic is used to measure the amount of light radiated by a star?

• size

• color

• luminosity

• temperature

How do spectrographs help astronomers classify stars?

• They determine the size of stars.

• They evaluate the color of stars.

• They measure the brightness of stars.

• They analyze the composition of stars.

Tags

NGSS.HS-PS4-3

How is the Sun classified?

• as a giant star

• as a medium star

• as a white dwarf

• as a neutron star

What is the initial stage of all stars?

• nebula

• black hole

• supernova

• white dwarf

Which event signals the birth of a star?

• A core shrinks and explodes in a supernova.

• A protostar collapses, becoming dense and hot.

• Extreme heat and pressure causes nuclear fusion.

• A mass of gas and dust grows and forms a protostar.