Physical/Chemical Properties
Which state of matter has a definate volume but no definite shape?
Liquid
What are the three subcomponents of an atom. (Expalin each)
Protons-positive chage
Electrons- negative charge
Neureons- no chaege neutral
What are the 3 states of matter?
Solids, liquids, gases
What happens when you bake cookies?
Chemical change
We use this to measure mass?
Triple balance beam
What are the 4 signs of a chemical reaction taking place? 1. formation of a solid- now give me the other 3
Temperature change, color change, bubbles and formation of a solid
Which of the following involves a chemical reaction?
condensation, dissolving
combustion, evaporation,
combustion
What is the metric measurement of volume?
Liters(L)-
A student has an object that is made of pure metal. Which property of the metal could the student use to help identify it?
A. mass B. density C. volume D. length
Density
The amount of matter an item has
mass
Energy cannot be created or destroyed. What is this called?
Law of Conservation of Energy
This type of matter is made up of a single type of particle?
Element
- What is the metric unit of measure for mass?
-(Grams)
This is made up of two or more kinds of matter that can be separated out?
Mixture
The amount of space an object takes up?
volume
What is a chemical bond?
The attractive force that holds atoms together.
Each horizontal row on the periodic table is known as?
periods
In this state of matter the particles move pass one another because they are held loosly together
liquid
Matter goes through this when it changes the way it looks without becoming a new kind of matter.
Physical Change
The measure of the mass in a given volume. the amount of things occupying a csetain amount of space.
density
The measure of how hot or cold something is
temperature
What is the difference between mixtures and compounds?
Compounds anre combinations of elements chemically combined, mixtures are combinations of compounds mixed together.
These _______ bonds share valance electrons with other atoms?
covalent bonds
Particles are held together firmly and they jiggle or vibrate very fast in place?
Solid
anything that has mass/volume and takes up space?
Matter