Earth and Space
The Water Cycle
States of Matter
Food Webs
Properties of Matter
100
What is Earth's complete path of travel around the Sun?
Revolution
100
Rain, Sleet, Snow, and Hail are all examples of this.
What is Precipitation?
100
Anything that takes up space is called _____.
a. mass
b. weight
c. matter
c. Matter
100
This is the primary energy source for most food chains on Earth.
What is the sun?
100
Which of these is NOT an example of a physical change?
a. chopping an onion
b. baking a cake
c. melting snow
d. ripping a piece of paper
b. baking a cake
200
True or False: It takes Earth 24 hours to rotate, or spin, on its axis.
True
200
Which stage does liquid water from the ocean turn into water vapor?
Evaporation
200
When sugar is dissolved in tea it is a __________.
a. solution
b. mixture
Solution
200
If you make your own food by harvesting energy from the sun, then you are this trophic level in the food chain.
What is producer?
200
Is burning wood a chemical or physical change?
chemical change
300
True or False: The Sun is NOT a star.
False.
The Sun is a star!
300
As water vapor rises in the atmosphere, it cools and changes back to liquid. Tiny drops of liquid form clouds. What is this process called?
Condensation
300
Two or more substances that are mixed together but can be separated from each other form a ____________.
a. solution
b. mixtue
Mixture
300
If you eat an organism that makes its own food, then you are this. Be specific!
What is primary consumer?
300
A change in the size, shape, or state of matter is a _______vchange.
a. physical
b. chemical
a. physical
400
Why do we call our system the "Solar System?"
We call it our Solar System because the Sun is the center of all the planets! The Sun holds all the planets in orbit by its gravity!
400
Is water destroyed, lost, or gone in the water cycle?
No! It appears in the three forms: liquid, water, and gas. The water we drink is dusty musty crusty dinosaur water!
400
In the diagrams, State of Matter C is a gas. This means that which of the following statements is true about this state of matter? (5-4.2)
a. it has a definite shape and volume
b. the particles are rigid and densely placed
c. it has a definite volume, but no definite shape
d. its particles can move freely throughout the container
d. its particles can move freely throughout the container
400
If a rabbit eats grass, where should the arrow be pointing?
a. arrow pointing to the rabbit
b. arrow pointing to the grass
*bonus points if you can explain why!*
a. arrow pointing to the rabbit
the energy is going from the grass to the rabbit
We get energy from our food!
400
Lemonade is an example of a _______.
a. solution
b. mixture
a. solution
500
The asteroid belt is located between these two planets.
What is Mars and Jupiter?
500
We call water "water vapor" when it is in this state of matter.
What is a gas?
500
What state of matter is diagram B?
A liquid.
500
If you get your energy by breaking down dead organisms, you are this.
What is a Decomposer?
500
A fruit salad is a ________.
a. solution
b. mixture
b. mixture