The Sun (EEN 1.1.3 and 4)

In which layer of the Sun does nuclear fusion occur?

• core
• radiative zone
• convection zone
• chromosphere

Tags

NGSS.HS-ESS1-1

The Sun transforms matter into energy through nuclear fusion. What can be inferred about the Sun from this fact?

• The Sun is losing mass and hydrogen.
• The Sun is losing volume and hydrogen.
• The Sun is losing mass and helium.
• The Sun is losing volume and helium.

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

Which of the following correctly describes how the Sun produces energy?

• Four hydrogen atoms fuse into one helium atom.
• One hydrogen atom and one lithium atom fuse into one helium atom.
• One hydrogen atom and four helium atoms fuse into one lithium atom.
• Two helium atoms fuse into one hydrogen atom.

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

The amount of elements heavier than hydrogen is constantly increasing in the universe. Which BEST identifies the bodies in which this change is taking place?

• stars
• planets
• galaxies
• solar systems

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

Which subatomic particles are involved in the nuclear fusion that powers the Sun?

• protons and neutrons
• electrons and protons
• only protons
• only electrons

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

All of these types of waves travel from the Sun to Earth EXCEPT

• sound waves.
• light waves.
• infrared waves.
• ultraviolet waves.

Tags

NGSS.HS-PS4-3

A star with twice the mass as the Sun would

• use its fuel source much more quickly.
• start its life cycle with a fission process.
• provide more solar flares.
• result in a nebula.

What is the primary means through which the Sun warms Earth?

• transfer of energy by electromagnetic waves
• fluctuation of subatomic particles
• fluctuation
• of gravitational fields

Tags

NGSS.MS-ESS2-1

Which of these statements is MOST accurate about the Sun?

• It has consumed approximately one-half of its expendable energy.
• It has an infinite energy supply.
• It is near the end of its life cycle.
• It is in its infancy in terms of energy consumption.

Tags

NGSS.HS-ESS1-1

What keeps stars such as the Sun from collapsing from their own self-gravity?

• the outward pressure created by nuclear fusion
• the centrifugal force created by rapid rotation
• the electrical repulsion of nuclei in the plasma
• the gravitational pull created by orbiting planets

Tags

NGSS.HS-ESS1-1