Molecules in this state of matter are very far apart and move around freely at high speeds.
What is a GAS?
100
When a material loses heat energy, the motion of the molecules that make up the material _______
decreases in speed and the molecules move closer together
100
What kind of rock is formed under the condition of heat and pressure (but not melting)?
Metamorphic rock
100
A large ecosystem that has specific organisms and climate is called a _____
Biome
100
The amount of energy available to organisms _____ as you go up the energy pyramid.
DECREASES (less energy is available to higher consumer levels because some energy is used by organisms in the level below, some is transferred to the environment as heat energy, and only 10% is transferred up to the next level)
200
The motion of the molecules will decrease when water vapor changes to ______
LIQUID WATER
200
Andy cooked a Tombstone pizza for his family. What happens to the heat energy when the hot pizza is taken out of the oven and placed onto a platter?
The heat energy moves from the hot pizza to the cold platter
(heat moves from HOT to COLD)
200
When sediment undergoes compression and compaction, it becomes _____
Sedimentary rock
200
Organic matter (dead plants and animals) plays a part in producing good soil because it ___
Adds nutrients to the soil and makes them available to the living organisms in an ecosystem
200
Because soil is an important abiotic part of an ecosystem, it is important to slow down the rate of soil erosion. Dr. St. Amand has ___________ to slow down the rate of soil erosion along the stream bed.
planted more vegetation along the stream bed
300
When Mrs. Phelan is cold, she crosses her arms and rubs her shoulders with her hands. This warms her up because heat energy is transferred through _____
CONDUCTION (contact between hands and shoulders and the friction when rubbed causes the molecules to speed up and increase the temperature)
300
The type of energy that is stored in a battery is ______
The type of energy that comes from a tuba is ______
The type of energy that comes from a light bulb is ______
chemical energy
sound energy
light (electromagnetic)
300
What type of rock is formed when magma or lava cools?
Igneous rock
300
Give an example of a parasite-host relationship.
Answers will vary. Sample answers:
tick attached to a deer, mosquito biting a human, leech attached to a fish, flea living on a dog...
300
Many invasive species in the Great Lakes area have rapidly populated the ecosystem to which they were introduced. What could have caused this population growth?
No predators to control the population
400
Three balls of differing masses roll down a ramp, which ball will have the greatest kinetic energy when it reaches the bottom of the ramp?
The ball with the greatest mass will have the greatest kinetic energy.
400
The energy transfer that occurs when a fully charged laptop is turned on and iTunes is played is...
CHEMICAL energy from the battery is transformed into ELECTRICAL energy when the laptop is turned on. Electrical energy is transformed into LIGHT energy when the screen lights up and SOUND energy when iTunes begins to play.
(if you said LIGHT or SOUND energy for the last transformation, you earned the points)
400
When rock is exposed to weathering and erosion, _____ is produced.
Sediment
400
Describe how a food chain is different than but related to a food web
A food chain is a single path of energy flowing through an ecosystem but a food web shows the more complicated many food chains in an ecosystem. A food chain is part of a food web.
400
Producers get their energy from _________
Primary consumers get their energy from _______
Secondary consumers get their energy from ______
Consumers on the 100th trophic level get their energy from _____
the sun
producers
primary consumers
the 99th trophic level organisms
(Organisms in one trophic level get energy for the trophic level below them)
500
The mass of a container of water is 50 grams. The container is placed in a freezer until the water freezes. The mass of the ice is ____
50 grams. (The law of conservation of matter states that matter is neither created nor destroyed; the amount of matter an object has is it's mass, measured in grams)
500
_______ is an example of convection currents transferring heat energy.
Answers will vary. Samples:
water boiling, magma in Earth's mantle, air in the atmosphere
500
When rock is melted, it becomes _____
magma/lava
500
The levels of organization listed in order from smallest to largest is...
Answers will vary. Sample answers:
bee eats nectar and the flower gets pollinated,
clownfish gets shelter and the sea anemone gets food, attracted to it by the clownfish,
birds eat fruit and the seeds from the fruit are spread by the birds