Weather | Simple machines | animal classifacasion | solar system | scientist and inventors |
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what is the weight of air called
Air mass
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What are simple machienes
Tools that make work easier. They have few or no moving parts.
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what is a vertebrate that starts life in the water and then lives on land as an adult
amphibian
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what planet is known for its rings
saturn
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What is a Meteorologist
A person who studies weather
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what is force
A push or pull that changes to motion or shape of an object.
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give one exanmple of a scavenger
Hawk
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what is the closest planet to the sun?
Mercury
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Name 3 types of clouds
cumulus,stratus, and cirrus
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What does an inclined plane do
Helps move heavy objects by using less force over a greater distance.
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define invertebrate
invertebrate an animal that DOES NOT have a backbone
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how many moons does uranus have
27
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What are clouds made out of
clouds are made of cold air, water droplets (or ice crystals), and dust particles
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What is the most common simple machine
Lever
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what type of energy does not pollute the environment
solar energy
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which planets have rings
Jupiter, Saturn, Uranus and Neptune
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what is the term for any form of water that falls from the clouds
precipitation
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Who came up with the idea of a lever
A Greek scientist named Archimedes
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define vascular
plants having tubes through which they get their nourishment
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The element______makes up most of Mercury's core.
Iron
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