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Jackson final qtr 1


hypothesis educated guess or prediction
satellite object that orbits around a larger body in space
gravity force of attraction that exists between objects in space
space probe probes that land & collect detailed data from distant planets for astronomers
Sputnik I first artificial satellite launched by the Soviet Union
Rockets First ones made used gun powder as fuel
light year distance light travels in a year
Milky Way our galaxy - shaped like a spiral
Venus hottest planet
Mars red from rust
Jupiter biggest planet
Pluto not a planet, but is now a dwarf planet
Mass measured in grams
length measured in meters
liquid volume measured in liters
Beakers and graduated cylinders measure liquid volume
Created by: tjackat