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Essential 4th Grade Flashcards
Terms in this set (50)
When an organism makes more of itself by creating a baby or a seed
An organism that gets energy by eating
An organism that makes its own food from the sun's energy
When rain, sleet, snow or hail fall from the clouds
An organism that breaks down dead plants and animals for energy
When liquid water heats and changes to water vapor
When two different animals fight for the same food, mates, or living space
When water vapor cools and turns back into liquid water droplets, creates clouds in the sky
The length of an organism's life from birth to death
The movement of soil or rocks by wind, water, or ice
Water that flows onto the ground from some kind of slope, like a hillside or roof
The Earth spinning on its axis, takes 24 hours
A simple machine, a ramp with a slope
The general weather conditions in an area
When a plant first begins to grow. The roots and stem emerge from the seed.
A state of matter that has a definite volume and a definite shape
A characteristic that is passed on from a parent to an offspring (child).
A state of matter that has a definite volume and an indefinite shape
Water that soaks into the earth.
A state of matter that has an indefinite volume and an indefinite shape
Materials that allow the flow of energy, such as a copper wire.
A group of organisms living in a particular area
Materials that stop the flow of energy, such as wood and plastic
What occurs when the same poles of two magnets are facing each other.
A series of changes in an animal's body structures
To go down or get less.
When an organism blends in with its environment to help it survive
To go up or get more
The measurement of how much matter an object has, measured with a balance scale.
When soil or sediment is added to a landform.
The force that pulls objects down to the ground.
An animal that hunts and eats another animal for food.
The measurement of the amount of space an object takes up.
A rubbing force that slows the speed of moving objects.
How seeds get spread to new places, examples- the wind, sticking to fur
Represents the growth and change an organism goes through during its lifetime.
A structure or behavior that allows an organism to survive in its environment.
When water falls into puddles, lakes, rivers, and oceans.
An animal that is hunted and eaten by another animal.
The tool used to measure mass.
The orbit of the Earth around the Sun, takes 365 days.
When rocks are broken down by chemical and mechanical processes.
The job a structure performs.
A unit of measurement for length.
An animal that feeds on dead or decaying organisms.
The unit of measurement for mass.
To soak up.
The unit of measurement for volume.
A substance that provides nourishment to an organism.
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