Matter
This subatomic particle has a negative charge and is found outside the nucleus.
What is an Electron?
A molecule has a slightly negative end and a slightly positive end. Scientists describe this molecule using this term.
What is polar?
Cotton candy is mostly made of sugar. Sugar belongs to this category of macromolecules.
What are carbohydrates?
Enzymes are a type of this macromolecule.
What are proteins?
This modeling tool allows scientists to model what is occurring on a molecular level for a given phenomenon.
What are zoom in bubbles?
Oxygen gas (O₂) is made of two oxygen atoms chemically bonded together. O₂ is an example of this.
In a polar bond, electrons are pulled closer to the atom that is more __________.
What is electronegative?
Butter, oils, and fats belong to this category of macromolecules.
What are lipids?
This is the substance an enzyme acts on during a chemical reaction.
What is the substrate?
An atom has 8 protons, 8 neutrons, and 10 electrons. This atom has an overall charge of this.
What is a -2 charge?
A student adds a spoonful of salt to a cup of water. The salt is the __________ and the water is the __________.
What are solute and solvent?
Amino acids are the building blocks, or monomers, of this macromolecule.
What are proteins?
Enzymes help chemical reactions happen faster by lowering this.
What is activation energy?
In this type of chemical bond, atoms share electrons.
What is a covalent bond?
A substance dissolves evenly throughout another substance, forming this type of mixture.
What is a solution?
Nucleotides are the building blocks of these macromolecules, which include DNA and RNA.
What are nucleic acids?
The region of an enzyme where the substrate binds is called this.
What is the active site?