Solar System Light Years and Electromagnetic Spectrum Review

Question 1

How long does it take light from the sun to reach Earth?

Accepted Answer

8 minutes

Question 2

Most of the food we consume completes its digestion in which organ?

Accepted Answer

Small Intestine

Question 3

A stellar remnant composed mostly of electron-degenerate matter

Accepted Answer

White Dwarf

Question 4

Which word does not mean the same as the others?

Accepted Answer

Temperature

Question 5

Not a type of Galaxy

Accepted Answer

Supernova

Question 6

Not a pattern on the H-R diagram

Accepted Answer

L-R temperature increases

Question 7

These are the oldest stars

Accepted Answer

White Dwarfs

Question 8

What happens to light as it passes through a prism?

Accepted Answer

Separated into Spectrum

Question 9

A luminous sphere of plasma held together by its own gravity, nearest one to Earth is the Sun

Accepted Answer

Star

Question 10

This picture is a _________________

Accepted Answer

emission spectrum

Question 11

This picture is a ______________________

Accepted Answer

continuous spectrum

Question 12

This picture is a ______________

Accepted Answer

absorption spectrum

Question 13

Why is there a loss of energy at each level of an energy pyramid?

Accepted Answer

10%transferred up 90% lost as heat

Question 14

This pictures measures _____________

Accepted Answer

Color, Luminosity, Temperature, Size

Question 15

Rare astronomical event during the last stages of a stars life, marked by one final explosion

Accepted Answer

Supernova

Question 16

Lightning and soil bacteria both are part of which cycle?

Accepted Answer

Nitrogen

Question 17

Made of frozen gases and rock, develop long brilliant tails

Accepted Answer

Comet

Question 18

Not a reason for Star Formation

Accepted Answer

Clouds of gas and smoke

Question 19

Negative absolute magnitude stars are

Accepted Answer

bright

Question 20

Entire range of wavelengths or frequencies

Accepted Answer

Electromagnetic Spectrum

Question 21

Electromagnetic wave used for long-distance communication

Accepted Answer

Radio Waves

Question 22

A galaxy that does not have a specific shape

Accepted Answer

Irregular

Question 23

How long does it take light from Polaris to reach Earth?

Accepted Answer

430 years

Question 24

Which waves have the least energy?

Accepted Answer

Radio

Question 25

What is an ecosystem?

Accepted Answer

community of organisms in area

Question 26

The number of waves that pass a fixed place in a given time

Accepted Answer

Frequency

Question 27

What unit is used to measure distance in space?

Accepted Answer

Light Year

Question 28

The star at the center of the Solar System, is the most important source of energy for Earth

Accepted Answer

Sun

Question 29

All of space and its contents includes planets, stars, galaxies, and all matter and energy

Accepted Answer

Universe

Question 30

This vascular system moves water from roots to the plant

Accepted Answer

xylem

Question 31

The relative size of an object

Accepted Answer

Magnitude

Question 32

This picture is a _______________

Accepted Answer

Spiral Galaxy

Question 33

Which waves have the most energy?

Accepted Answer

Gamma

Question 34

Graph of stars showing their magnitude, luminosity, color and temperatures

Accepted Answer

H-R Diagram

Question 35

A gravitationally bound system of stars, stellar remnants, gas, dust, and matter

Accepted Answer

Galaxy

Question 36

A geometrically defined region of space has strong gravitational effects, nothing can escape it

Accepted Answer

Black Hole

Question 37

What is decomposition?

Accepted Answer

separating chemical substance into smaller substances

Question 38

Contained in a star

Accepted Answer

Dust, H, He

Question 39

These are the forms of geotropism

Accepted Answer

Positive and Negative

Question 40

Small rocky bodies, found between Mars & Jupiter, orbit the Sun

Accepted Answer

Asteroid

Question 41

Brightness

Accepted Answer

Luminosity

Question 42

Unit of astronomical distance equivalent to the distance light travels in 1 year.

Accepted Answer

Light Year

Question 43

For Main Sequence, when temperature increases, absolute magnitude

Accepted Answer

Increases Brightness

Question 44

A natural rocky satellite, revolves around a planet

Accepted Answer

Moon

Question 45

During star formation, nuclear reaction does this __________

Accepted Answer

Changes H to He

Question 46

Type of galaxy, spherical to elongated football-like shapes

Accepted Answer

Elliptical

Question 47

A body in space that does not emit light, made of rock and gas, goes around a star

Accepted Answer

Planet

Question 48

Interplanetary body, small in size, enters Earths atmosphere

Accepted Answer

Meteroid

Question 49

This type of energy comes from food

Accepted Answer

Chemical

Question 50

How can scientists determine elements in stars

Accepted Answer

matching absorption and emission spectrums

Question 51

Type of electromagnetic wave, includes visible/non-visible to humans

Accepted Answer

Light Waves

Question 52

Light sent out by an object moving away from an observer

Accepted Answer

Redshift

Question 53

Galaxy, flat, rotating disc, stars, gas and dust, a bulge and arms

Accepted Answer

Spiral

Question 54

Distance between successive crests of a wave

Accepted Answer

Wavelengths

Question 55

All rainbow colors

Accepted Answer

continuous spectrum

Question 56

These are the youngest stars

Accepted Answer

Main Sequence

Question 57

Universal physical constant important in physics 299792458 meters/sec

Accepted Answer

Speed of Light

Question 58

Shift in spectral lines of a stellar spectrum to blue end of visible region

Accepted Answer

Blueshift

Question 59

A Bright, hot star will be located __________ on the HR diagram

Accepted Answer

Upper Left

Question 60

An interstellar cloud of dust, hydrogen, helium and other ionized gases

Accepted Answer

Nebula

Question 61

A continuous, distinctive band of stars plotted on H-R shows stellar color versus brightness

Accepted Answer

Main Sequence

Question 62

How are organisms classified?

Accepted Answer

characteristics and structures

Question 63

This picture is a ________________________

Accepted Answer

Elliptical Galaxy

Question 64

Are among the most massive and most luminous stars

Accepted Answer

Supergiant

Solar System Light Years and Electromagnetic Spectrum Review

Questions 70

Solar System Light Years and Electromagnetic Spectrum Review

Questions 70