Complete this sequence: Star, star system, galaxy

Local group, star cluster, super cluster, universe

What are the four areas of the Geosphere?

Atmosphere, Biosphere, Lithosphere and Hydrosphere

What is the sequence of a small to medium mass star?

Nebula Protostar Star Red Giant Planetary nebula White dwarf

Why is the nitrogen cycle important?

Because organisms are not capable of absorbing it in the air

Identify the correct definition of a light year.

The distance light travels in a year

Which of the following WILL reduce GREENHOUSE GASES (there is only 1 answer)

Find alternative forms of energy instead of fossil fuels

The greenhouse effect refers to the..

natural process where by the suns radiation warms the Earth

Identify ways in which humans contribute toward the enhanced greenhouse effect.

Mass agricultural farming techniques., Transport mechanisms.

Which of the following is not an example of a carbon sink?

Fossil fuels used for manufacturing

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Global Systems and space

28 termsStudBud Administration140 plays

YEAR 10 EARTH SCIENCE

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Questions 28

Answers

1
Stars with around ten or more times the mass of the Sun can explode in a
supernova
red giant
black hole
nebula
2
What was Edwin Hubble's major discovery?
Yellow Shift
Green Shift
Blue Shift
Red Shift
3
Complete this sequence: Star, star system, galaxy
Supercluster, universe, star cluster, universe
Supercluster, universe, star cluster, universe, local group
Local group, star cluster, super cluster, universe
Universe, star cluster, super cluster, local group
4
What are the four areas of the Geosphere?
Mesosphere, Biosphere, Lithosphere and Hydrosphere
Stratosphere, Lifesphere, Lithosphere and Hydrosphere
Atmosphere, Lifesphere, Lithosphere and Hydrosphere
Atmosphere, Biosphere, Lithosphere and Hydrosphere
5
What theory did Hubble's discovery help reinforce?
The Big Crunch Theory
The Big Bang Theory
The Everywhere Stretch
The Steady State Theory
6
What is the name of our galaxy?
Andromeda
Mars bar
The Milky Way
The Solar System
7
Which of the following gases is not a greenhouse gas?
Nitrogen, N2
Chlorofluorocarbon, CFC
Methan CH4
Carbon Dioxide CO2
8
What type of galaxy is the Milky Way?
Elliptical Galaxy
Spiral Galaxy
Irregular Galaxy
Spherical Galaxy
9
What is the sequence of a small to medium mass star?
Protostar, Planetary nebula, White dwarf, Nebula, star
Nebula Protostar Star Red Giant Planetary nebula White dwarf
Rotostar, Nebula, Star, Planetary nebula, White dwarf
White dwarf, Planetary nebula, protostar, Nebula, star
10
Why is the nitrogen cycle important?
Because algal blooms are created from an excess of it
Because bacteria consume nitrogen and need a source of food
Because it just is, okay
Because organisms are not capable of absorbing it in the air
11
Identify the correct definition of a light year.
Travelling 300, 000km in a year.
Time it takes for light to travel for a year
The distance light travels in a year
The supersonic distance travelled.
12
Where is the asteroid belt located in our solar system?
Saturn and Uranus
Earth and Mars
Neptune and Pluto
Mars and Jupiter
13
The observed red shift of some stars is due to their:
movement away from Earth
movement towards Earth
extremely low temperature
extremely high temperature
14
Identify the speed of light
300, 000 km/s
300, 000 km/min
200, 000 km/s
200, 000 km/min
15
Identify the most dominant theory for the origin of the universe
The Big Crunch
The Big Bang
The Giant Bang
The Steady State
16
Which type of star is more likely to form a black hole?
Movie Star
Lightweight Star
Middleweight Star
Heavyweight Star
17
Science is
The best
Hard
the worst
Fun
18
Which of the following WILL reduce GREENHOUSE GASES (there is only 1 answer)
Using less or no air conditioning
Find alternative forms of energy instead of fossil fuels
Using less or no aerosol cans
Increase deforestation
19
What turns nitrogen compounds back into nitrogen gas?
Nitrification
Denitrifying bacteria
Plants
Nitrifying bacteria
20
The greenhouse effect refers to the..
natural process where by the suns radiation warms the Earth
chance of getting sun burnt while sitting in a greenhouse.
human impacts that are contributing towards global warming.
phenomenon effecting polar ice caps and rising sea levels
21
What type of star has the highest luminosity and the lowest temperature?
Blue giant
Main sequence
Red Supergiant
White dwarf
22
Name this Character.....
Penny
Sheldon
Leonard
Howard
23
The change in frequency or wavelength of a wave is known as
Hubble's Law
The big bang theory
The Doppler effect
24
Which of the following is NOT part of the Water cycle??
Condensation
Ammonification
Transpiration
Evaporation
25
What kind of structure is left over after the death of a larger mass star.
Neutron star
White dwarf
Snow white
Black dwarf
26
Identify ways in which humans contribute toward the enhanced greenhouse effect.
Regenerative planting.
Mass agricultural farming techniques.
Becoming a vegetarian.
Transport mechanisms.
27
Which of the following is not an example of a carbon sink?
Fossil fuels used for manufacturing
Earthed crude oil in the lithosphere
Rainforests
Limestone at the bottom of the ocean
28
Changing weather patterns are NOT caused by...
CFC's
Using too much electricity
The enhanced greenhouse effect
Global warming

Global Systems and space Flashcards | StudBud