Ph
bio-molecules
science and the natural world
biochemical
other
100

Where is a base on the ph scale

what is above 7

100

what is found in all bio molecules 

what is carbon 

100

nature can be understood by what type of study

what is systematic

100

a biochemical reaction is a substance changing into what

what is another substance

100

why is earth called the water planet

what is its because its 75% water
200

how do we know if something is a base or acid

what is a ph tester

200

carbohydrates are used in our body for?

what is energy

200

what is observation

what is using senses 

200

what reaction emits energy as heat 

what is a exothermic reaction

200

polarity is what

what is having two distinct opposite ends

300

are most cleaning materials bases or acids

what is a base

300

what are carbohydrates mainly made of?

what is simple sugars

300

a process to test a hypotheses

what is a experiment

300

what reaction emits energy as cold

what is an endothermic reaction

300

what is the only natural substance that can naturally be  liquid gas and solid

what is water

400

where is an acid on the ph scale

what is below 7

400

what are the four main bio-molecules 

what is protein, lipids, carbohydrates, and nucleic acids

400

questions must be what

what is testable

400

a metabolism is what

what is the sum of all reactions

400

what would happen without enzymes 

what is most life would die

500

is a lemon and acid or base

what is a acid

500

what are proteins made of 

what is amino acids

500

the last step of the scientific method

what is a conclusion

500

enzymes are what

what is reactions in cells

500

analysis is examining what

what is evidence

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