WorksheetsStudying Space
Total questions: 25
Worksheet time: 19mins
What does a telescope collect from space and focus for closer observation?
electromagnetic radiation
magnetic particles
lenses
wavelengths
What is the imaginary sphere, created by scientists, that surrounds the Earth?
a zenith
a celestial sphere
an astrolabe
an ecliptic sphere
How did Hubble tell the universe was expanding?
Galaxies were moving toward from each other
Galaxies were getting bigger.
Galaxies were moving away from each other.
The number of galaxies were increasing.
Which of the following indicates the universe is expanding?
a growing celestial sphere
an increase in the number of constellations in the sky
the discovery of other galaxies.
observations of redshift
What is an advantage of a reflecting telescope?
It can focus images perfectly.
It can gather more light.
It can detect distant objects.
It can use very small lenses.
What makes up the electromagnetic spectrum?
all colors of visible light
all of the wavelengths of electromagnetic radiation
all colors of invisible light
microwaves, gamma rays, and x-rays
Where do scientists put telescopes to avoid interference from Earth's atmosphere?
in deserts
in valleys
in space
on mountain tops
What is an imaginary point directly about an observer's head?
celestial sphere
zenith
right ascension
altitude
Which of the following is NOT a type of electromagnetic radiation found on the electromagnetic spectrum?
microwave
visible light
radio wave
ocean wave
What does the Earth's atmosphere do to most types of electromagnetic radiation?
blocks them
absorbs them
stretches them
freezes them
How does the Earth's atmosphere affect starlight?
It blocks it.
It stretches it.
It causes it to shimmer and blur.
It causes it to change colors.
Which of the following telescopes is the largest?
a reflecting telescope
a refracting telescope
an X-ray telescope
the Very Large Array
Who created a sun-centered theory of the universe?
Kepler
Galileo
Copernicus
Hubble
Who proved that there were many galaxies.
Hubble
Ptolemy
Galileo
Newton
Who showed that gravity keeps planets and moons in orbit?
Newton
Kepler
Galileo
Hubble
Who created an Earth-centered theory of the universe?
Kepler
Hubble
Ptolemy
Newton
Who showed that planets move in elliptical orbits around the sun?
Galieo
Kepler
Hubble
Copernicus
Who was one of the first astronomers to use a telescope to observe objects in space?
Hubble
Kepler
Copernicus
Galileo
Roughly, the time required for the moon to orbit once around the Earth.
year
day
month
week
An instrument that uses a set of lenses to focus light.
refracting telescope
reflecting telescope
astrolabe
compass
The angle between an object in the sky and the horizon.
right angle
altitude
zenith
acute angle
The time required for the Earth to rotate once on its axis.
month
day
year
week
The line where the sky and the Earth appear to meet.
landscape
horizontal shift
celestial line
horizon
A region of sky that contains a recognizable star pattern.
zodiac
galaxy
constellation
Orion
The time required for the Earth to orbit once around the Sun.
year
month
light year
50 weeks
