Semester 1 Chemistry Review Part 1

Beakers are used

• to measure volume with high accuracy and precision
• to hold small amounts of dry chemicals
• to recover dissolved solids
• to measure approx. volumes and observe reactions

Which of the following  is the most accurate and precise for measuring the volume of a liquid?

• Beaker
• Erlenmeyer flask
• Graduated Cylinder
• Round bottomed flask

What kind of glassware is pictured here?

• Flask
• Graduated Cylinder
• Beaker
• Pipette

In ANY safety related incident, what is the FIRST thing you need to do?

• Decide if you're going to be in trouble or not before doing anything
• Point to the person responsible and shout "He/she did it!"
• Tell your teacher
• Sit quietly until everything calms down

The basic unit of measurement for mass is...

• Liters
• Grams/liter
• Meters
• Grams

Exploding Fireworks is an example of a...?

• Physical Change 
• Chemical Change 

In a solid, the particles

• vibrate in place
• slide past one another

A change where one or more new substances are created.

• Physical Change 
• Chemical Change 

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What state of matter is represented here?

• solid
• liquid
• gas

Tags

NGSS.MS-PS1-4

Cutting your hair is an example of a...?

• Physical Change
• Chemical Change