An item of clothing that astronauts wear
planet
space suit
solor system
astronomer
A place where you can learn about planets
atmosphere
planetarium
Venus
satellite
The measurement of how fast something travels
height
speed
width
weight
A small, light flying machine with a camera
drone
Earth
telescope
light year
How long an object is from one end to the other
thousand
length
meters
measurement
A moving space object with a bright "tail
solar system
Venus
comet
planet
Someone who study the stars
orbit
gravity
astronomer
engine
Complete: The sun is the same size as one _________ Earths?
light year
solar system
galaxy
million
Complete: There are thousands of planets in the universe, but only eight in our _______?
satellite
atmosphere
planet
solar system
Complete: two of those eight planet, _______ and Mercury, don't have any moons
galaxy
comet
Venus
orbit
Complete: ancient astronomers believed that the _______ was at the center of the universe
Earth
orbit
gravity
galaxy
Complete: What _______ you _______ (do) tomorrow if the weather is good.
would / do
will / doing
will / do
are / do
Complete: What do you eat if you _______ (be) really hungry?
being
would be
are
will be
Complete: If your friend _______ (text) you in a lesson, do you reply?
will text
texting
texts
text
Complete: _______ you _______ me if the teacher gives us lots of homework today?
Are / help
Will / help
Do / help
Would / helps
Complete: If your home phone rings, _______ you _______ (answer) it?
does / answer
won't / answer
are / answers
do / answer
