Chem Reaction Vocab 1
Able to cause damage
What is corrosive?
The relative size of things
What is a scale?
An object, diagram, or computer program that helps us understand something by making it simpler or easier to see
What is a model?
mL What is this?
What is a milliliter?
The x-axis on a graph is which variable?
The temperature at which a substance changes from the solid phase to the liquid phase
What is the melting point?
The temperature at which a substance changes from the liquid phase to the gas phase
What is the boiling point?
A process in which atoms rearrange to form new substances
What is a chemical reaction?
Convert 56 mm into cm
How much is 5.6
The variable that is kept constant during the experiment in order to not change the results.
What is a controlled variable?
The tiny pieces that all matter—all the stuff in the world—is made of
What are atoms?
Letters and numbers showing the types and number of atoms that repeat to make up a substance
What is a chemical formula?
A structure formed by repeating groups of atoms linked together in a large network
What is an extended structure?
Convert 0.87 km to cm
How much is 87,000
The dependent variable when studying how the weight of a bowling ball affects the speed it goes down the lane.
What is the speed of the ball?
A group of atoms joined together in a particular way
What is a molecule?
An ending substance that is made during a chemical reaction
What is a product?
Something that can be observed about a substance, such as color, smell, or boiling point
Conver 0.355 decimeter to centimeter.
How much is 3.55?
The independent variable when studying how long the flavor of gum lasts for different brands?
What is the brand of gum?
A starting substance that is part of a chemical reaction
What is a reactant?
To change the order or position of something
What is to rearrange?
Something that is made of all the same atoms or groups of atoms
What is a substance?
Convert 1,456,837 km to mm
How much is 1,456,837,000,000?
The controlled variable in an experiment studying if acid helps plants grow.
What is the same pot, plants, soil, amount of water, light, temp, or person?