What are the three states of matter?
Solid, Liquid, Gas
Which of the following is an element?
Water (H2O)
Salt (NaCl)
Oxygen (O)
Oxygen
Which of the following is a physical property?
Size
Reactivity with Oxygen
Ability to Rust
Size
Which particle in an atom has a positive charge?
Proton
Which state of matter takes the shape of its container but has definite volume?
Solid
Gas
Liquid
Liquid
Which of the following is a compound?
Iron (Fe)
Carbon Dioxide (CO2)
Oxygen (O)
Carbon Dioxide
Which of the following is a chemical property?
Color
Flammability
Density
flammability
Which particle has a neutral charge?
Which state of matter has neither a definite shape nor a definite volume?
Solid
Gas
Liquid
Gas
Which of the following is a homogeneous mixture?
Salad
Saltwater
Sand and Water
salt water
Which change is a physical change?
Burning wood
Rusting iron
Melting Ice
Melting Ice
Which particle has little to now mass and a negative charge?
Electron
Which state of matter has definite shape and a definite volume?
Solid
Gas
Liquid
Solid
Which of the following is a homogeneous mixture?
Air
Suger dissolved in water
Trailmix
Trailmix
Which change is a chemical change?
Tearing paper
Freezing Water
Baking a cake
Baking a cake
What part of the atom contains most of its mass?
Nucleus
Electron Cloud
Energy Ring
The nucleus
How many states of matter are there?
3
Which statement best describes a pure substance?
A- It CAN be seperated
B- It contains visible parts
C- It has a uniform composition
It has a uniform composition
Is Mass an intensive or extensive physical property?
extensive
What equation do you use to find the number of neutrons in an atom?
A- Protons + Mass
B- Mass number - atomic number
C- Chemical symbol + atomic number
B- Mass number- atomic number