Food Chains
What is the name of an organism that uses energy from the sun to produce its own food
Producer
Bonus: Give me an example.
What is weathering?
The breaking down of rocks into smaller pieces.
Bonus: What are some factors that cause weathering?
Kinetic energy is the energy an object has when it is what?
moving
Name the four layers of Earth.
Crust, Mantle, Outer Core, Inner Core
Bonus: Which layer is the thickest?
Energy cannot what?
A) be created or destroyed
B) increase or decrease
C) change forms
A
A consumer that only eats plants is called a...
A) omnivore B) herbivore
C) carnivore D) plantivore
B) herbivore
Erosion is the process of weathered rock moving from one place to another.
True or False?
True!
What is potential energy?
The energy that is stored inside an object
Which two layers of the Earth are made of a liquid?
The outer core and the mantle
Burning wood and digesting food are examples of what type of energy?
A) electric B) light
C) thermal D) chemical
D) chemical
Bacteria and fungi are examples of what type of organisms?
Decomposers
The dropping off of eroded soil and bits of rock is called what?
A) weathering B) Flooding
C) deposition D) Landsliding
C) Deposition
A jogger walks for 3 minutes, and then sits down to rest. The jogger than begins to run for 5 more minutes.
How is the jogger's energy converted from one form to another?
Kinetic --> Potential --> Kinetic
Which two statements best compare the crust to the rest of the layers?
1) The crust surrounds all the other layers and is solid.
2) The crust is the innermost layer and is liquid.
3) The crust is the thinnest layer and is solid.
4) The crust is the outermost layer and is liquid.
5) The crust is the thickest layer and is solid.
1 AND 3
When does kinetic energy transfer from object to object?
A) when they pass each other
B) when one is heavier than the other
C) when one has more potential energy than the other
D) when they collide
D
What is the main source of energy in all food chains?
The sun
Which force of nature can form valleys, canyons, and caverns?
Water
Car 1 travels at a speed of 65 mph and Car 2 travels at a speed of 45 mph. Which car has more kinetic energy?
Car 1, because it is moving faster.
The temperature decreases as you go deeper into Earth's layers.
True or False?
False! The temperature increases as you go deeper.
How do shadows change through the day?
They begin long, shorten, and then lengthen again.
If a tree falls over in a crowded forest, which resource becomes available to the surrounding plants?
SUNLIGHT, WATER, SOIL, OR AIR
Sunlight
Which natural processes does water frequently cause that can change the surface of the earth?
A) building and earthquakes B) farming and mining
C) volcanic eruptions D) floods and landslides
D) floods and landslides
When does a roller-coaster possess the most potential energy?
A) at the start B) on its way to the top
C) at the top D) on its way down
C) at the top
The crust of the Earth is thicker than the crust of the ocean floor.
True or False?
True!
A mid-range ocean ridge divides an ocean into two parts. What landform best resembles this?
Canyon, mountain range, plain, or volcanic island
Mountain range