A
Making observations and asking questions is what _________ is about.
Science
What are the two fields of study in physical science?
Chemistry and physics
What happens when a liquid becomes a gas?
Particles spread out
The particles in a solution and a colloid ________ be filtered out.
Cannot
What substances are formed when two elements combine?
Compound
_______ is what everything is made of
Matter
The study of nonliving matter is?
Physical science
What is the same as a melting point?
A change in state is a _____ change.
Physical
What is formed when particles spread out and spread evenly?
Suspension
What is made when particles of two substances are evenly mixed?
Solution
Matter and forces are studied in ______.
Physics
What is boiling?
When the particles speed up and spread far apart
Boyle’s law deals with which state of matter?
Gas
What is formed by chemical reactions, has its own properties, formed from elements, and formed by chemical bonding?
Chemical compound
Hypothesis
A testable explanation based on observation and experimenting is a ______.
Theory
What is made when particles of two substances are evenly mixed?
Solution
How can a compound be broken down?
Chemical change
SI unit for speed is _____
M/S
Physical science studies what?
The study of the structure and properties of matter
______ has mass and takes up space.
Matter
Name a chemical property.
Reactivity
Soluble
What is the formula for speed?
S=d/t