Describing Matter
The odor of an object
What is physical?
What are the two types of changes in matter we talked about?
What are physical and chemical changes?
This is the ability to do work and cause change.
What is energy.
This is a pure substance that can't be broken down into any other pure substances by chemical and physical means.
What is an element?
Growth such as mold on bread
What is chemical?
A change in state is an example of a _________ change.
What is a physical change?
These are the two types of energy I modeled by holding up the green ball and then dropping it.
What are potential and kinetic energy?
This is a basic particle made of protons, neutrons, and electrons.
What is an atom?
A characteristic of a substance that describes its ability to change to a different substance
What is chemical?
This type of change produces new substances with properties different from those of the original substances involved in the reaction.
What is a chemical change?
This is the type of energy released from breaking chemical bonds.
What is chemical energy?
This is a measure of the average energy of the random motion of particles.
What is temperature?
A characteristic of matter that can be detect with your senses
What is physical?
This law states that matter (and mass) can never be created or destroyed.
What is the law of conservation of matter?
This form of energy produces heat
What is thermal energy?
This type of chemical allows heat to be taken in
What is endothermic?
An object's melting ot boiling point
What is physical?
In this type of change in thermal energy, energy is taken in through the reaction. For example, ice melting.
What is an endothermic change?
This kind of mechanical energy has motion
What is kinetic energy?
This is the kind of energy an object has based on its position
What is potential?