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Description
Flashcards by Sanjana Nagwekar, updated more than 1 year ago
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Created by Sanjana Nagwekar
almost 9 years ago
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| Question | Answer |
| What is Weather? | The condition of Earth's atmosphere at a particular time and place. |
| What is the Atmosphere? | The envelope of gases that surrounds the planet. |
| What is Ozone? | A form of oxygen that has three oxygen atoms in each molecule instead of the usual two. |
| What are Pollutants? | Harmful substances in the air, water, or soil. |
| What is Photochemical Smog? | The brown haze that develops in sunny cities. |
| What is Acid Rain? | Rain that contains more acid than normal. |
| What is Density? | The amount of mass in a given volume of air. |
| What is Pressure? | The force pushing on an area or surface. |
| What is Air Pressure? | The result of the weight of a column of air pushing down on an area. |
| What is a Barometer? | An instrument that is used to measure air pressure. |
| What is a Mercury Barometer? | A barometer that consists of a glass tube open at the bottom end and partially filled with mercury. |
| What is an Aneroid Barometer? | A barometer with an airtight metal chamber. |
| What is Temperature? | The average amount of energy of motion of each particle of a substance. |
| What are Electromagnetic Waves? | A form of energy that can move through the vacuum of space. |
| What is Radiation? | The direct transfer of energy by electromagnetic waves. |
| What is Infrared Radiation? | One form of electromagnetic energy that has wavelengths that are longer than red light. |
| What is Ultraviolet Radiation? | An invisible form of energy with wavelengths that are shorter than violet light. |
| What is Scattering? | A process in which dust particles and gases in the atmosphere reflect light in all directions. |
| What is the Greenhouse Effect? | The process by which gases hold heat in the air. |
| What is Thermal Energy? | The total energy of motion in the particles of a substance. |
| What is Conduction? | The direct transfer of heat from one substance to another substance that it is touching. |
| What is Convection? | The transfer of heat by the movement of a fluid. |
| What is a Convection Current? | The upward movement of warm air and the downward movement of cool air. |
| What are Local Winds? | Winds that blow over short distances. |
| What is a Sea Breeze? | A local wind that blows from an ocean or lake. |
| What is a Land Breeze? | The flow of air from land to a body of water. |
| What are Global Winds? | Winds that blow steadily from specific directions over long distances. |
| What is the Coriolis Effect? | The way Earth's rotation makes winds curve. |
| What is Latitude? | Distance from the equator, measured in degrees. |
| What are Jet Streams? | Bands of high-speed winds above Earth's surface. |
| Thank you for taking the time and going through my flashcards! | Good Luck on the Science Test! |
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