Science Review - Sem 1

Which word matches the definition:

The introduction of a new idea, method, or device.

• innovation

• prototype

• criteria

• light-year

• nebula

Tags

NGSS.MS-ETS1-4

The Sun is the star closest to Earth.

How much of the mass of the solar system does it take up?

• 99.8%

• 80.6%

• 78.8%

• 70.4%

• 57%

Tags

NGSS.MS-ESS1-3

The Sun is mostly gas. Which gas makes up most of the sun?

• hydrogen

• helium

• oxygen

• nitrogen

• argon

How old is our sun?

• 4.6 billion years old

• 1.2 billion years old

• 2.4 billion years old

• 3.8 billion years old

• 7.5 billion years old

Tags

NGSS.HS-ESS1-1

Which word matches the definition:

An early model from which later versions are

developed.

• innovation

• prototype

• criteria

• light-year

• nebula

Tags

NGSS.MS-ETS1-4

Which word matches the definition:

The standards used to make a judgment or decision.

• innovation

• prototype

• criteria

• big bang

• Doppler Effect

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

Which word matches the definition:

A cloud of interstellar gas and dust.

• innovation

• prototype

• criteria

• nebula

• Doppler Effect

Which word matches the definition:

A massive explosion from which the universe

originated about 13.7 billion years ago.

• innovation

• prototype

• criteria

• big bang

• Doppler Effect

Tags

NGSS.HS-ESS1-2

Which word matches the definition:

A type of matter that fills space and is undetectable at

the moment.

• dark matter

• planetesimal

• dark energy

• binary star

• eclipsing binary

Which word matches the definition:

A small planet-like object that can combine with others to form planets.

• dark matter

• planetesimal

• dark energy

• binary star

• eclipsing binary