The ability to scratch another material
Hardness
What property describes the quality of being easily ignited and burning rapidly?
Flammability
When a banana ripens, what is a sign that a chemical change has happened?
Color changes, taste changes, odor develops
Frying an egg.
What is a chemical change?
What is the name for matter that has uniform composition and properties?
Substance/Pure Substance
What was one of the reactive metals we looked at in our scavenger hunt?
Magnesium or Zinc
When fireworks go off, name 2 signs that a chemical change has happened?
Sound, new colors, and heat
Dissolving sugar into water
Physical
What are substances that can not be broken down further into another substance?
Elements
What is viscosity?
Carbon and Hydrogen
What is the name for a solid formed from a solution of 2 liquids?
Mixing a yellow liquid and a blue liquid creates a green substance
What is a chemical change?
What is the name for the type of matter that has 2 or more substances combined and looks the same throughout?
Homogeneous mixture/solution
Caesium
What is a chemical change that can happen to iron?
Rust
Toasting a marshmallow
Chemical
What is the name for matter that has 2 or more elements chemically combined in fixed ratios?
Compounds
What is the hardest naturally occurring material?
Diamond
What is the most reactive non-metal?
Name one of the two compounds formed when something burns?
Carbon Dioxide and Water Vapor
Dew forming on grass
Physical
Classify Carbon Monoxide as an element, compound, homogeneous mixture, or heterogeneous mixture