EM Spectrum and Structure of the Universe Opportunity Cost

When using infrared technology to study objects in space which of the following is true?

• Bright areas are more dense than darker areas

• •Bright areas are closer than dark areas

• •Bright areas are hotter than dark areas

• • There is no difference between bright and dark areas

From smallest to the largest

• universe, solar system, galaxy

• galaxy, solar system, universe

• solar system, universe, galaxy

• solar system, galaxy, universe

Tags

NGSS.MS-ESS1-3

The average distance between the Earth and the Sun

• Light year

• Space kilometer

• Astronomical unit

• Sun unit

An measurement that is the average distance between the sun and Earth.

(a)  

Tags

NGSS.MS-ESS1-3

The planets that are closer to the sun than Earth have an AU (a)   than 1.0

Select the correct order of waves on the EMS from low to high frequency

• Radio, Micro, Infra, Visible, Ultra, X-ray, Gamma

• Gamma, X-ray, Ultra, Vis, Infra, Micro, Radio

• Vis, Micro, Infra, Ultra, X-ray, Gamma, Radio

• Micro, Radio, Vis, Infra, Ultra, X-ray, Gamma

Which celestial body is the farthest from Earth?

• Alpha Centauri Star

• Neptune

• The Sun

• Mars

Which celestial object is the smallest?

• Earth's Moon

• The Sun

• An Asteroid

• Earth

Gustavo is doing a presentation in class comparing the objects of space by their relative sizes.

If “X ” represents a galaxy what would “W” most likely represent?

• A solar system because it contains planets and stars.

• A nebula because that is what the planets formed from.

• A galaxy because it contains billions of stars and the planets.

• A universe because it contains billions of galaxies.

Our nearest star neighbor, Proxima Centauri, is 4 light years away from Earth. How old is the light by the time we see it?

• 4,000 years-old
• 400 years-old
• 4 years-old
• 40 years-old

Tags

NGSS.MS-PS4-1