the variable that is changed on purpose

Put the objects in order from smallest to largest.

Earth, sun, solar system, galaxy

What is the dependent variable?

the variable that responds to the independent variable

What is the hypothesis?

an educated guess or what you think will happen

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Earth Science Unit 1 test review

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Questions 20

Answers

1
exo-
move
away from
outer
two
2
independent variable
the number of times an experiment or lab is repeated
the variable that is changed on purpose
a circle, square, or triangle
the factor in an experiment that is kept the same during all trials
3
How is our solar system held together?
The sun's gravitational force.
The shape of the galaxy keeps it in place.
The moon's gravitational force.
Supermassive black holes.
4
kine-
outside
two
move
proper, real
5
kilo-
two
tear
thousand
away from
6
The path of one body around another body, such as Earth around the sun is called
orbit
planet
ellipse
moon
7
dis-
outside
above
milk
away from
8
A star and the objects orbiting it is called
solar system
moon
planet
galaxy
9
epi-
above
outside
two
red
10
ecto-
thousand
outside
away from
move
11
endo-
proper, real
inside
red
two
12
Put the objects in order from smallest to largest.
sun, galaxy, solar system, Earth
solar system, galaxy, sun, Earth
Earth, sun, solar system, galaxy
galaxy, Earth, sun, solar system
13
What is the dependent variable?
the variable that is changed on purpose
uhhhhh....what?
the number of times an experiment is repeated
the variable that responds to the independent variable
14
The shape of a planet's orbit around the sun looks like a circle, but is actually a(n)
ellipse
Do we really know?
square
hexagon
15
erythro-
tear
milk
inside
red
16
extra-
above
beyond, outside
move
inside
17
What is the hypothesis?
the variable that is changed on purpose
I'm gonna eat cake now.
an educated guess or what you think will happen
the standard for comparison in a trial
18
The force of attraction (pull) between all objects in a universe is called
year
gravity
1986
orbit
19
lact-
thousand
red
milk
tear
20
The layers of gases surrounding a planet, moon, or sun are called
orbit
atmosphere
planet
gravity

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