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WorksheetsGrade 9 Science Space Exploration
Total questions: 11
Worksheet time: 6mins
The shortest period of daylight throughout the year refers to the...
Summer solstice
Spring Equinox
Fall Equinox
Winter Solstice
This model put the Sun at the center and the planets revolved around it.
Heliocentric model
Geocentric model
Galileo model
Ellipse model
Which of the following describe a light year?
The speed that light travels in one year
The distance that light travels in one year
The speed of light measured from the Earth to the Sun
Amount of time is takes sunlight to reflect off an object in space
The two most abundant elements in stars are...
Helium and Iron
Iron and Calcium
Carbon and Hydrogen
Hydrogen and Helium
Stars form in regions with huge accumulations of gas and dust called...
Protostars
White dwarf
Supernova
Nebulae
Which of the following life cycles makes the most sense for a Sun sized star?
Nebula> white dwarf>red giant> black dwarf
White dwarf>Nebula>black dwarf> red giant
Nebula> red giant> white dwarf> black dwarf
Black dwarf> white dwarf> red giant> nebula
The protoplanet hypothesis explains...
The birth of the solar system
How black holes form
The birth of the milky way
Movement of constellations
Small pieces of rock flying through space are called...
Meteors
Meteoroids
Meteorite
Comet
The compass direction of an object in space is called the...
Altitude
Azimuth
Zenith
Eliptic
Which of the following devices does a refracting telescope use to gather light?
antenna
concave lens
concave mirror
satellite dish
When astronomers use a spectroscope, the resulting spectra have black lines present. These black lines indicate the:
age of the star
color of the star
elements in the star
distortion caused by Earth's atmosphere
