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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 |