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Jackson final qtr 1
Science
Question | Answer |
---|---|
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 |