## What's on the Quiz?

October
14

**Here’s an outline of what you need to study:**

### I. Calculating mass, volume and density

### a. use the dmv triangle to determine which equation to use

### b. plug in the known values

### c. solve the equation with proper units of measure (mass in grams, volume in cm3 or mL, and density in g/mL or g/cm3)

### II. Definitions

### a. mass

### b. density

### c. volume

### d. meniscus

### e. Archimede’s Principle

### III. Density of water

### a. will and item sink or float based on mass and volume

### IV. Buoyancy

### a. definition

### b. positive, neutral and negative buoyancy (what that looks like for a submarine or for a hot air balloon)

### V. Determining the volume of objects

### a. By weighing on a digital or triple beam balance (liquids in container)

### b. By displacement of water (solid objects)

### VI. From Last Exam

### a. Steps of the scientific method

### b. Lab equipment

### c. metric prefixes

i think that it might help if you had the answers on the website so it would be more accessable to study and easier to do well on the test.