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4th 9wks

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
solar system   our sun and the planets that move around it  
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atmosphere   the whole mass of air that surrounds the Earth  
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scientific thought   having ideas and forming testable hypotheses  
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theory   an idea or set of ideas that is intended to explain facts or events  
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gravity   the force that causes things to fall towards the Earth  
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gravitational force   a force that attracts any objects with mass  
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position   the place where something is in relation to other things  
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interact   to act together  
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contribution   something that is done to cause something to happen  
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star   any one of the objects in space that are made of burning gas and that look like points of light in the night sky  
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planet   a large, round object in space that travels around a star  
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orbit   the curved path that something follows as it goes around something else  
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rotation   the act or process of moving or turning around a central point  
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limitation   a limiting condition  
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Mercury   the planet that is closest to the sun  
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Venus   the planet that is second from the sun and the hottest  
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Earth   the planet that is third from the sun, has water in all three forms  
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Mars   the planet that is fourth from the sun, is red  
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Jupiter   the planet that is fifth from the sun, is the largest  
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Saturn   the planet that is sixth from the sun, is the lightest and the most moons  
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Neptune   the planet that the furthest from the sun  
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Uranus   the planet that is seventh from the sun, is dark with black rings  
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Pluto   used to be considered a planet  
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Sun   the star that the Earth moves around and that gives the Earth heat and light  
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Moon   the large round object that circles the Earth and that shines at night by reflecting light from the sun  
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temperature   a measurement that indicates how hot or cold something is  
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mass   a measure of the amount of matter in a solid, liquid, or gas  
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system   a group of related parts that move or work together  
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energy   ability to be active  
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model   a usually small copy of something  
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freshwater   relating to, or living in water that is not salty  
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characteristics   typical of a person, thing, or group  
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precipitation   water that falls to the ground as rain, snow, etc.  
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air temperature   a measurement of how hot or cold the air is  
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wind direction   the direction from which the wind is blowing  
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heat energy   a form of energy that is transferred by a difference in temperature.  
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weather   the state of the air and atmosphere at a particular time and place  
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Created by: anita_brunson
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