Lab Safety
Give me two examples of PPE
Gloves, lab coat, goggles, apron
What is matter?
What is the law of conservation of energy?
Energy cannot be created nor destroyed. It can only be converted from one form to another.
What is the difference between chemical properties and physical properties?
Physical properties do not deal with the chemical make up of matter.
What are the 6 steps of the scientific method?
Observe/question, research, hypothesis, experiment, conclusion, share
Where is the fire extinguisher located?
In the back of the room, next to the storage room door.
What is Chemistry?
What energy conversion is exhibited by listening to your AirPods?
Electrical to Sound
What are properties?
Characteristics we use to identify something.
What form is a hypothesis in?
If... Then...
What does P.A.S.S. stand for?
Pull Aim Squeeze Sweep
What are the two classifications of mixtures?
Homogeneous and heterogenous
Chemical to kinetic
What is the difference between intensive and extensive properties?
Intensive properties are true to something, regardless of how much of it is present.
Where is the best place to get your research?
a credible, reputable, trust worthy source.
What does PPE stand for?
Personal Protective Equipment
What are the two ways matter can change?
Chemical or physical
What energy conversion occurs when you use a gas stove?
Chemical to heat
What is the difference between a heterogeneous mixture and a homogeneous mixture?
Heterogeneous - you can see the parts individually
Homogeneous - looks the same
Can your hypothesis be wrong?
Absolutely. Should be repeated if it is though.
How do we sniff things?
Wofting
What are the three types of matter?
Element (pure substance) Compound and Mixture
The capacity to do work.
False. Characteristic properties are used to differentiate mixture from compounds. Compounds have their own set of properties.
What are the best ways to make observations?
5 senses