Test 11 (Chapter 1-6) Flashcards
Which planet is the speediest?
Mercury
Which planet is best known for its rings?
Saturn
Which planet is often called the morning star?
Venus
Which planet’s largest moon is Ganymede?
Jupiter
The amount of matter in one unit of volume
density
A substance composed of only one atom
element
Anything that takes up space and has mass
matter
A measure of the put of gravity on an object
weight
the chemical reaction that occurs when a substance reacts rapidly with oxygen
combustion
the amount of matter that makes up an object
mass
the metric unit used to measure an object’s mass
gram
lacking an electrical charge
neutral
the tiny particles that all matter is composed of
atoms
negative particles found in an atom
electrons
the name given to the number of protons in an element
atomic number