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Midterm vocab
vocabulary
Question | Answer |
---|---|
what is mass | the amount of matter in an object |
what is volume | the amount of space an object takes up |
what is density | the amount of matter in an object |
what is the formula for calculating volume | LxWxH |
what is the formula for calculating density | mass divided by volume |
what is a physical change | a change in size shape or phase of matter |
what does temperature do | plays a big role in physical change |
the ability to burn is a chemical change | flameability |
when a chemical reaction happens what is formed | a new substance |
which one goes out endothermic or exothermic | exothermic |
which one goes in endothermic or exothermic | endothermic |
what is the endotehrmic proccess | melting,photosynthesis,evaporation |
what is the exothermic proccess | freezing,burning,condensation |
what is the most dense liqud or gas | liquid |
what is the crest | the top of the wave |
what is the trough | the bottom of the wave |
what is ampitude | the distance from crest to trough |
what is frequency | the number of waves that pass a point in a specific period of time |
what is transmission | light/heat coming through a window |
what is absorption | a dark surface feeling hot to the touch |
whats chloroplast |