P and C
Burning the Wood in fire is that a Physical or Chemical
Chemical
is Save holding a Chemical from 1 hand , Use 1 hand holding your hair is True or False
False
A mineral scratches apatite and is scratched by quartz. What is the name and the hardness of the mineral?
Feldspar 6
O
Oxygen
Measure volume with the formula LxWxH for rectangular objects or by using the method of displacement of Liquid objects or Irregular Objects
irregular objects
is mike going sour a Physical or Chemical change??
Chemical
Activities are not permitted during the laboratory: chewing gum, eating food, and drinking. if is true or false
True
A mineral scratches fluorite but does not scratch feldspar. What is the name and hardness of the mineral?
apatite
Na
Sodium
What is the formula for finding volume of a rectangular object?
L X W X H
The Law of Conservation of Mass tells us matter can't is Physical or Chemical reaction
Chemical reaction
The teacher should be the first person you tell when something in the laboratory is broken. Is True or False
True
The ability to carry electricity
conductivity
Cl
Chlorine
How do you find volume for an irregular shaped object?
using a graduated cylinder and looking for water displacement
crashing a trash can bag is that a Physical or Chemical
Physical
All of the following are safety items you need before beginning any laboratory exercise EXCEPT
test tubes
Have properties of both metals and nonmetals
metalloids
N
Nitrogn
What type of properties are we looking at if we are observing the luster, color, texture, and the hardness?
Physical properties