WHIMIS & Hazard symbols
Viscosity & Density
Particle model of matter
Mix and flow of matter
Different types of elements
100
What is this hazard symbol?
Poison
100
You are trying to find the weight of a glass vase. The volume of the vase is 5mL, and the density is 25 g/ml. What is the mass?
125g
100
what are the five parts of the particle of matter
particles are always moving
particles in pure substance are the same
there are spaces between the particles
particles have attractive forces
particles in a pure substance are the same
100
Fill in the blank:
Higher in the atmosphere, the pressure _______
A) Decreases
B) Increases
C) Stays the same
Answer:
A) Decreases
100
what are 3 different types of elements
Gold,oxygen,carbon
200
What is this Hazard symbol?
Health hazard
200
What is the recipe for density?
D=m/v
200
three states of matter (and give three characteristics of each)
solid,liquid and gas
200
what are the three states of matter
solid liquid and gas
200
what elements have strong chemical bonds
salt, carbon dioxide and water
300
What is this Hazard symbol?
Corrosive
300
What is the recipe for Volume?
V=M/D
300
name the five parts of the partial model of matter and describe each point
particles are always moving
there are spaces between the particles
particles have attractive forces
particles in a pure substance are the same
300
What is gold an example of?
A pure substance
300
two characteristics of homogeneous solutions
sugar,water,tea and orange juice without the pulp
400
what is this symbol
biohazard
400
You are trying to find the density of a table. The sides of the table are 4 cm by 5 cm by 8 cm. The weight is 370 kg. What is the density?
2.3125 kg/cm3
400
what happens to particles when they are cooling down
particles slow down
400
What is a suspension, and give an example
it is a substance that separates after a while, and an example is ketchup, or water and oil
400
characteristics of heterogeneous solutions
pizza,salad, and chocolate chip cookie
500
what is this symbol
flammable
500
What is the recipe for mass?
M= D x V
500
What happens to particles when they are heating up?
Particles speed up.
500
What is a colloid, and what Is an example?
it is a milky/cloudy substance, and an example is milk or glue.
500
what are three factors that affect the rate of dissolving and explain how each affects the rate of dissolving in detail.
heat,stirring and more surface area