Scientific Method
Atoms
Bonds
Macromolecules
pH/Water
100
This is a testable explanation or guess to a problem
What is a hypothesis
100
Which particle does is negative and does not live in the nucleus?
What is an electron
100
This bond shares electrons
What is covalent
100
What is the monomer (Building block) of a carbohydrate
What is monosaccharide
100
If there are more hydrogen (H+) than hydroxide (OH-), then a solution is what?
What is an acid
200
This is usually data that you would get from an experiment. (Numbers)
What is dependent variable
200
Which to particles do we know if you are given the atomic number?
What are protons and electrons
200
This bond transfers electrons and does not touch
What is ionic
200
What do amino acids build up to make?
What is protein
200
Water is at this pH
What is neutral (7)
300
This is used to compare to what is being tested. (Group that receives just water instead of fertilizer)
What is control
300
How do you get the number of neutrons
What is subtract atomic mass from atomic number
300
This bond is weak and holds water together
What is hydrogen
300
Which macromolecule contains fatty acids and is E shaped?
What is a lipid
300
This is used to neutralize an acid or base
What is a buffer
400
This variable is what is being tested (Different types of cleaner to see which one works best)
What is independent variable
400
Same element but different number of neutrons.
What is an isotope
400
In a bond, if one atom has 12 valence electrons how many more does it need to become stable?
What is 6
400
What elements are in Carbs,Lipids, Proteins, and Nucleic Acids?
What is CHO,CHO,CHON,CHONP
400
Water sticks to water
What is cohesion
500
Scientists repeat their experiments many times to prove that their hypothesis is this
What is valid
500
How many electrons can go in the first three rings of an atom?
What is 2,8,18
500
In ionic bonds, atoms are positive if there are more _____than _____
What is electrons than protons
500
Digestive enzymes usually break down which kind of macromolecule?
What is carbohydrate
500
Which base is stronger: 8.5 10 5 2
What is 10. Base>7
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