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Vocabulary 1
Vocabulary 2
Vocabulary 3
Vocabulary 4
Science Concepts
100
a type of rain that forms when chemicals from air pollution combine with water vapor in the air.
What is acid rain
100
the wise use of natural resources
What is conservation
100
all the physical things and conditions, such as soil, air, climate, plants, and animals that surround a living thing
What is environment
100
all the members of one species living in an area
What is population
100
A hummingbird's beak helps it get food. What is its beak an example of?
What is an adaptation
200
a body part or behavior that helps an organism survive in its environment
What is adaptation
200
all the living and nonliving things in one area and all their interactions
What is ecosystem
200
the area in nature that is home to a living thing
What is habitat
200
Some endangered voles live in meadow. Mice move in and eat the voles' only source of food. This might cause the voles to ___________.
What is become extinct
300
the average weather conditions of an area or region over a period of many years
What is climate
300
when a species is at risk of becoming extinct
What is endangered
300
the role of a living thing in its habitat
What is niche
300
a gradual change in the kinds of organisms living in an ecosystem
What is succession
300
What is an example of a natural event changing an ecosystem?
What is a long drought causes many plants and animals to leave or die
400
all different populations of organisms living together in one area
What is community
400
the preserved remains or traces of a once-living thing
What is fossil
400
a living thing such as a plant or an animal
What is organism
400
The word ___________ means all the living and nonliving things in one place and the interactions between them.
What is ecosystem
400
A family hands down clothes to younger cousins. Which way or using resources wisely is this an example of?
What is reuse
500
the struggle among living things that share the same resources such as sources of food, water, or shelter
What is competition
500
when a species has died out and there are no longer any of its kind alive
What is extinct
500
the act of putting harmful materials into the air, soil, or water
What is pollution
500
Plants and animals are examples of _______________.
What is organisms
500
In one ecosystem, coyotes mainly eat rabbits. What might happen if the population of rabbits got smaller?
What is "increase competition among coyotes", "coyotes move or population gets smaller"