chemical reaction

define property

• something that can be observed about a substance, such as its color, smell

• i dont know

• an area which you own

• somthing math related

Tags

NGSS.MS-PS1-2

define scale

• the relaive size of things

• the skin of a fish

• parts of a map, drawing, or model are to scale, they are the right size in relation to each other.

Tags

NGSS.MS-ESS1-3

draw an atom (the tiny peices that matter/ all the stuff the world is made of.

Tags

NGSS.MS-PS1-1

a substance is something that is made of all the same _____ or groups of _____

Tags

NGSS.MS-PS1-1

true or false?

the definition of model is.

an object, diagram or compueter program that helps us understand something by making it easier to see/ observe

• true

• false

true or false?

diffrent substances have difrent properties because they are made from repeating groups of atoms?

• false

• true

Tags

NGSS.MS-PS1-1

define reactant

• where many people react at the same time

• a chemical reaction

• a starting substance that is part of a chemical reaction

Tags

NGSS.MS-PS1-2

define product

• an ending substance that is made during a chemical reaction

• everything in a store that you can buy

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

NGSS.MS-PS1-5

define chemical reaction

• bubbles

• a process in which atoms rearrange to form a new substance

• where you pour one liquid into the other

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

NGSS.MS-PS1-5

rearrange

• to move somthing (atom or anything in the world)

• to change the order or the position of something

Tags

NGSS.MS-PS1-5