Science 1-50 Review

• Clay soil


  • Heavy, high in nutrients, wet, Cold in winter and dry in summer
• Sandy soil


  • Light, warm, low in nutrients and acidic
• Silt soil


  • Fertile, light but moisture, easily compacted
• Loam soil


  • A mixture of sand, silt, clay and humus
• Pascal


  Discovered the atmospheric pressure
• Mendel


  The father of genetics
• Bacon


  Discovered the scientific method
• Boyle


  Discovered the vacuum pump
• Diaphragm


  A muscle that forces air into and out of the lungs
• Larynx


  Voice box
• Pharynx


  Helps to breathe and digest food
• Esophagus


  A tube which food passes from throat to stomach
• Organ


  Has a definite form and performs a certain function of a body
• Cell


  A collection of molecules and is enclosed by a membrane (it can grow and reproduce)
• Tissue


  Cells that have similar structure that functions together as a unit
• Capillaries


  Tiny vessels that supply cells with oxygen and nutrients
• Arteries


  Vessels that bring oxygen rich blood from heart to body
• Trachea


  Connects to larynx
• Veins


  Collects oxygen poor blood and return it to the heart
• Ovary


  Part of a flower which fruits are formed
• Cotyledon


  Emerge from a seed with the endosperm
• Stamen


  Male reproductive organ
• Stigma


  Female reproductive organ/system
• Troposphere


  Closest to the earth's surface, responsible for weather
• Stratosphere


  Dry
• Mesosphere


  Where asteroids exist
• Thermosphere


  Warm at night
• Exosphere


  A thin layer which absorbs harmful radiation from the sun
• Hydrosphere


  Where you can find water
• Lithosphere


  Coolest, rocky and rigid part of the earth
• Transpiration


  Evaporation of water from plants
• Photosynthesis


  Plants use sunlight, water and carbon dioxide to create oxygen and energy in the form of sugar
• Condensation


  Water movement through a plant's leaves, stems etc.
• Evaporation


  Liquid to gas
• Precipitation


  Water released from clouds
• Producers


  Organisms that produce the initial source of food in the food chain
• Consumers


  Buyers of goods
• Carnivores


  Eat meat
• Herbivores


  Eat plants