Science Qz chapters 1,2, & 3

Question 1

Plasma

Answer 1

High energy matter consisting of positively and negatively charged particles.

Question 2

What state of matter do you find in space?

Answer 2

Plasma

Question 3

The two main factors that decide the state of matter are?

Answer 3

particle motion and particle forces

Question 4

Collisions

Answer 4

change the speed and direction of the particles movement

Question 5

If the SPEED of particles slows down, the particles are?

Answer 5

pulled closer together

Question 6

As the motion of the particles increases, the particles?

Answer 6

move farther apart

Question 7

Solid

Answer 7

matter that has a definite shape and a definite volume number

Question 8

What is an example of a solid?

Answer 8

a skateboard. It moves around but its volume and shape doesn’t change

Question 9

In a solid, the particles are close together because of their?

Answer 9

strong attractive forces

Question 10

solids are NOT the same. A diamond’s particles are ________, while charcoal’s particles are _________.

Answer 10

in a pattern + organized, and unorganized + not in a distinct pattern

Question 11

Liquid

Answer 11

matter with a definite volume but no definite shape

Question 12

Liquids attractive forces are considered?

Answer 12

weak

Question 13

Liquids weak attractive forces allow?

Answer 13

particles to sip past one another, and take the shape of the liquids container

Question 14

Viscosity

Answer 14

a measurement of a liquid’s resistance to flow

Question 15

What is a liquid that has a high level of Viscosity?

Answer 15

Honey

Question 16

For many liquids, viscosity decreases when?

Answer 16

its temperature gets warmer

Question 17

Cohesion

Answer 17

the attraction between similar molecules, such as water molecules.

Question 18

Because water molecules on the surface of water don’t have water above them, they?

Answer 18

experience a pull downward, and get stretched out like the top of a drum

Question 19

Surface tension

Answer 19

the uneven forces acting on the particles on the surface of a liquid

Question 20

spiders are able to walk on water because of?

Answer 20

surface tension

Question 21

the stronger the attractive forces between particles, the?

Answer 21

stronger the surface tension

Question 22

Gas

Answer 22

matter that has no definite volume and no definite shape

Question 23

when the distance between particles change, the?

Answer 23

attractive forces also change

Question 24

Vapor

Answer 24

the gas state of a substance that is normally a solid or liquid at room temperature

Question 25

When a gas is at the room temperature a liquid should normally be at, we call it?

Answer 25

water vapor

Question 26

Kinetic Energy

Answer 26

the energy an object has due to its motion

Question 27

Temperature

Answer 27

measure of the average kinetic energy of all particles in an object

Question 28

An example of Temperature used in Kinetic energy is?

Answer 28

water molecules at 25 C are moving faster and have more kinetic energy than molecules moving at 10 C.

Question 29

Potential energy

Answer 29

stored energy due to the interactions between particles or objects

Question 30

chemical potential energy

Answer 30

due to the position of the particles relative to other particles

Question 31

particles that are farther apart have greater?

Answer 31

chemical potential energy

Question 32

Thermal energy

Answer 32

the total potential and kinetic energies of an object

Question 33

the temperature of an object stops when it reaches its melting point, but?

Answer 33

the temperature doesn’t change, though there is still a change in energy

Question 34

once a solid reaches its melting point, the average speed of particles does not change, but?

Answer 34

the distance of particles does change

Question 35

Vaporization

Answer 35

the change of state of a liquid to a gas

Question 36

boiling

Answer 36

vapor that occurs within the entire liquid

Question 37

Evaporation

Answer 37

vaporization that occurs only at the surface level of a liquid

Question 38

Condensation

Answer 38

the change of state from a gas to a liquid

Question 39

Sublimation

Answer 39

the change of state from a solid to a gas without going through the liquid state

Question 40

Deposition

Answer 40

the change of state of a gas to a solid without going through the liquid state

Question 41

type of pattern in a diamond

Answer 41

tetrahedrally

Question 42

Kinetic molecular theory

Answer 42

an explanation of how particles in matter normally behave

Question 43

when particles collide,?

Answer 43

no energy is lost

Question 44

Pressure

Answer 44

the amount of force applied per unit of area

Question 45

unit of measure for pressure

Answer 45

pascal

Question 46

Boyle’s law

Answer 46

states that pressure of a gas increases if the volume decreases and pressure of a gas decreases if volume increases. (when temperature is constant)

Question 47

Best example to describe Boyle’s law

Answer 47

ears popping on an airplane

Question 48

Charles’s Law

Answer 48

states that the volume of a gas increases with increasing temperature, if the pressure is constant

Question 49

best example to describe Charles’s law

Answer 49

taking a balloon outside on a cold winter day, and it apperaing deflated