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A personal blog/note sharing website
Moments
$$\text{Moment} = \text{Force} \times \text{Perpendicular distance from the pivot}$$ $$\boldsymbol{M} = \boldsymbol{F} \times \boldsymbol{v}$$ $$\sum
Experiment
Variables independent: diameter dependent: depth of the hole control: height of drop, balls of the same material Materials boss stand clamp ramp meter
Energy Resources
Variables independent: diameter dependent: depth of the hole control: height of drop, balls of the same material Materials boss stand clamp ramp meter
Significant figures
How do I know what degree of accuracy to give my answer to? If a question requires your answer to be an exact value You can leave it as a simplified f
Transpiration
The loss of water vapor from leaves Advantages creates transpiration pull at the top of xylem vessel; stomata needs to be open to allow gas exchange D
Biological molecules
Carbohydrate elements: $C$, $H$, $O$ Function Quick energy: glucose in animal; sucrose in plant Short-term storage: glycogen in animal; starch in plan
Cells
What is Cells? Building blocks of life unicellular only one cell multicellular many types of cells Facts All living thing are made up of cells Smalles
Photosynthesis
[!def] Photosynthesis The process by which plants synthesize from inorganic raw materials using energy from sunlight Light energy to Chemical energy C
Leaf Structure
Structure Mesophyll Palisade Mesophyll (栅栏状叶肉) Tall, narrow, stacked upright, tightly packed - maximize surface area Contain many chloroplasts - main
Features of organisms
Nutrition -trophic describes sources of nutrition Autotrophic: able to make their own nutrition from inorganic substances Heterotrophic : take in orga