Answer:
Boiling point: physical
Density: physical
Ductility: physical
Heat of combustion: chemical
Explanation:
Chemical properties can only be analyzed by putting the substance through a chemical reaction, such as combustion.
Physical properties can be analyzed without altering the substance chemically. With that in mind:
Rocks are part of our planet. They tell stories like how they were formed and which environment they belong in. And it also tells us things about the past, because rocks came long before humans did.
Answer:
the to the same to you nd your family members for the same reason the same reason the same
b. a chemical that cannot be broken down or separated into other chemicals
Weather is the temperature or climate over a short period of time.
