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4th Grade Science Vocabulary
4th grade science vocabulary words to review
15
Science
04/08/2008

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Term
germination
Definition
to begin to grow from a seed to a new plant
Term
gram
Definition
a metric unit of mass, equal to one kilogram. A paper clip has a mass of about 1 g.
Term
gravity
Definition
the natural attraction that tends to draw bodies together
Term
habitat
Definition
a natural or controlled environment in which plants and animals live
Term
inclined plane
Definition
a kind of simple machine, a slanted surface that makes it easier to move an object to a higher place
Term
kilogram
Definition
the basic unit of mass in the metric system. 1 kg = 1000 g
Term
larva
Definition
the second stage of growth for some kinds of insects, such as a caterpillar or mealworm.
Term
lever
Definition
a kind of simple machine, a bar resting on a turning point or fulcrum
Term
life cycle
Definition
the stages that an organism (living thing) goes through during its life
Term
light energy
Definition
visible energy from the sun and other sources
Term
liquid
Definition
the state of matter that takes up no definite shape but takes up a definite amount of space and the shape of its container
Term
liter
Definition
basic metric unit of volume, 1 L = 1000 mL = 1000 cubic cm
Term
magnetic
Definition
having the properties of a magnet
Term
magnetism
Definition
a magnet's attraction for iron, has fields of force
Term
mammal
Definition
an animal that has hair and feeds its young with mother's milk