1.1 Where Does the Sun's Energy Come From?

the force that attracts a body toward the center of the earth, or toward any other physical body having mass.

• gravity

• sun spots

• nuclear fusion

• protostar

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

continuous physical force exerted on or against an object by something in contact with it.

• photosphere

• gravity

• pressure

• radiant energy

Tags

NGSS.MS-PS2-1

a cloud of gas and dust in outer space, visible in the night sky either as an indistinct bright patch or as a dark silhouette against other luminous matter.

• mass

• nebula

• hydrogen

• white dwarf

any of a class of faint stars representing the endpoint of the evolution of intermediate- and low-mass stars.

• emission

• helium

• main sequence

• white dwarft

Tags

NGSS.HS-ESS1-3

1. a contracting mass of gas which represents an early stage in the formation of a star, before nucleosynthesis has begun.

• protostar

• solar energy

• elements

• temperature

1. a nuclear reaction in which atomic nuclei of low atomic number fuse to form a heavier nucleus with the release of energy.

• electromagnetic spectrum

• radiant energy

• nuclear fusion

• sun spots

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

the production and discharge of something, especially gas or radiation.

• gravity

• pressure

• emission

• photosphere

Tags

NGSS.MS-ESS3-3

It is the second lightest and second

most abundant element in the

observable universe.

• hydrogen

• oxygen

• helium

• carbon

Tags

NGSS.MS-PS1-1

a sphere of light or radiance, the

luminous surface layer of the sun or

a star.

• convective zone

• photosphere

• corona

• core

One of the simplest

or essential parts or principles

of which anything consists, or

upon which the constitution or

fundamental powers of anything

are based.

• element

• sunlight

• gravity

• nuclear fusion

Tags

NGSS.MS-PS1-1