Science vocabulary Word Scramble
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Question | Answer |
Hypothesis | An educated guess |
Theory | A hypothesis that can be proven many times |
Stratosphere | The second part of the atmosphere contains ozone |
Troposphere | First part of atmosphere all weather happens here we live here |
Thermosphere | Last part of atmosphere weather changes quickly we can't survive there without space suit |
Mesosphere | Third part of atmosphere meteors burn up there |
Temperature | How fast atoms move and how hot or cold something is |
Lightning | super charged electricity caused by negative or positive atoms rubbing each other |
Thunder | The sound lightning makes |
front | where 2 or more air masses meet |
Air mass | hot or cold air |
Air pressure | The force of air in an object |
Precipitation | rain, sleet, snow, or hail |
Evaporation | liquid turns to gas |
Condensation | gas turns to liquid |
Run off | where water sleet or snow return to the ocean |
Cold front | created by cold air pushing warm air upwards brings most rain |
Hurricane | A major storm caused by heated water occur every year and get stronger |
Tornado | a natural disaster caused by hot air colliding with cold air happen in flat areas |
wind | air moving fast |
occluded fornt | 2 cold air push warm air up warm air causes little rain but last longest |
stationary front | cold air and warm air collide warm air does not go up |
warm front | cold air goes warm air comes brings less rain |
radiation | movement of energy by waves can travel in space |
conduction | transfer of energy by contact |
convection | movement of energy in a circular way |
Climate | weather on average affected by many things |
Global warming | The heating of earth caused by human activity |
Greenhouse effect | When heat or radiation get trapped on earth. |
El Niño | Warm weather in the pacific brings a lot of Rain |
La Niña | Cold weather in pacific brings no rain |
Tides | changes in ocean level affected by moon |
current | streams of hot or cold water |
Ice age | A period in which earth is surrounded with ice |
Topogarphy | Shape of land |
Climate | averge weather that last a long time |
weather | weather that is fast that can happen each day |
natural resources | resources that come from nature |
renewable resource | resources that are unlimited |
nonrenewable resources | resources that are limited |
Solar energy | energy from the sun |
Geothermal energy | energy from the earths interior |
Fossil fuels | energy such as coal petroleum and natural gas cause pollution |
Petroleum | a fossil fuel created by dea sea animals |
Hydroelectric energy | energy generated by water |
Wind energy | energy genrated from wind |
biomass | energy from plants and animals |
Chemical energy | energy generated by atoms or metal |
fuel cells | a type of chemical energy that makes water |
element | |
Thermal Expansion | when atoms expand. |
Endothermic | energy is taken |
exothermic | energy is given |
heat | the transfer of energy |
Solid | a state of matter that moves rigidly |
Liquid | a matter with definite volume but not shape |
Gas | a matter that moves freely |
Plasma | electrified gas |
Melting | solid to liquid |
Sublimation | solid to gas very rare |
freezing | liquid to solid |
Valence Electrons | electron in the outermost shell of the nuclei |
Chemical bond | When chemicals bond |
Chemical reaction | when two or more substaces mix to create a new one |
Smog | a dangerous secondary pollutant (sun and vechile exhaust) |
Primary pollutants | Pollution directed at Earth |
Secondary Pollutants | When pollutants make a chemical reaction. |
Ozone hole | a hole in the north and south pole |
Ozone | a gas located in the stratosphere that block uv waves. |
Acid Rain | when air pollution goes into water |
Acidation | when acid affects soil |
Acid shock | When acid increases. |
Neutralization | base adds to acid |
Ph scale | scale that measure if basic or acidic |
Acid | it is harmful |
Base | not harmful |
Cells | The smallest living parts of organisms |
DNA | information in the nucleus. |
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Bochoalima45469
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