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Our Place in Space

4th 9wks

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