A form of matter is another name for a ___ of matter.
State
15
The three most common states of matter on Earth are ___, ___, and ___.
solids, liquids, and gases
15
Most of the matter in space is in a fourth state of matter called ___, which is high-energy matter consisting of positively and negatively charged particles.
Plasma
15
____ can be described in many ways.
Matter
15
Some descriptions of matter, such as color and odor, involve using your ___.
Senses
15
Some descriptions of matter, such as mass or volume, are ___.
Measurements
15
Particle ___ and particle ___ determine a substance’s state of matter.
Motion and Force
15
No matter how close they are to each other, all particles have ___ motion.
Random
15
Particles that are free to move will move in a ___ until they collide with something.
Straight line
15
There is a force of ___ between positively charged protons and negatively charged electrons.
Attraction
15
When particles move ___, they move closer together, and the attractive forces between them are ___.
Slower, Strong
15
When particles move ___, they move farther apart, and the attractive forces between them are ___.
Faster, Weaker
15
A solid has a definite ___ and a definite ___.
Shape and Volume
15
The type of solid depends on how the ___ in the solid are arranged.
Particles
15
When the particles are arranged in a specific, repeating order, the solid is a ___ solid.
Crystalline
15
If the particles are randomly arranged, the solid is an ___ solid.