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Physical Science 2nd Semester Review

Total questions: 60

Worksheet time: 30mins

Name
Class
Date
1.

What is a repeating disturbance that transfers energy through matter and/or space?

a)

work

b)

power

c)

wave

d)

watts

2.

What do waves transfer?

a)

matter

b)

energy

c)

matter and energy

d)

atoms

3.

How are waves produced?

a)

by water

b)

by earthquakes

c)

by any vibration

d)

by moving at the speed of light

4.

What is any matter waves can travel through?

a)

amplitude

b)

atoms

c)

period

d)

medium

5.

What type of waves require a medium?

a)

light

b)

radio

c)

nonmechanical

d)

mechanical

6.

What type of wave travels perpendicular to the flow of energy?

a)

mechanical

b)

nonmechanical

c)

transverse

d)

compressional

7.

What type of wave travels parallel to the flow of energy?

a)

mechanical

b)

nonmechanical

c)

transverse

d)

compressional

8.

What is the amount of time required for one wave to pass a certain point called?

a)

period

b)

frequency

c)

amplitude

d)

wavelength

9.

What is the number of waves that pass a certain point in one second?

a)

period

b)

frequency

c)

amplitude

d)

wavelength

10.

What is the distance between two identical points on a wave?

a)

period

b)

frequency

c)

amplitude

d)

wavelength

11.

How do you calculate wave speed?

a)

frequency divided by wavelength

b)

wavelength divided by frequency

c)

wavelength times frequency

d)

wavelength times amplitude

12.

What measures the amount of energy carried by a wave?

a)

period

b)

frequency

c)

amplitude

d)

wavelength

13.

What occurs when waves strike an object and bounce off?

a)

Rarefaction

b)

Refraction

c)

Diffraction

d)

Reflection

14.

What occurs when waves change speed while traveling from one medium to another?

a)

Rarefaction

b)

Refraction

c)

Diffraction

d)

Reflection

15.

What occurs when waves bend around an obstacle or through an opening?

a)

Rarefaction

b)

Refraction

c)

Diffraction

d)

Reflection

16.

What type of wave is created by the vibration of charged particles?

a)

transverse

b)

compressional

c)

electromagnetic

d)

seismic

17.

Which of the following is NOT part of the electromagnetic spectrum?

a)

Cosmic

b)

X Rays

c)

Visible Light

d)

Microwaves

18.

What is matter composed of two or more substances?

a)

compound

b)

element

c)

mixture

d)

matter

19.

What is matter with a fixed composition?

a)

matter

b)

pure substance

c)

mixture

d)

atoms

20.

What type of matter is made of two or more atoms combined?

a)

elements

b)

compounds

c)

mixture

d)

suspension

21.

What type of mixture has visible particles?

a)

heterogeneous

b)

homogeneous

c)

solution

d)

compound

22.

What type of mixture appears the same throughout?

a)

heterogeneous

b)

homogeneous

c)

suspension

d)

colloid

23.

What is a heterogeneous mixture with particles that do not settle?

a)

solution

b)

colloid

c)

suspension

d)

compound

24.

What is a heterogeneous mixture with visible particles that settle?

a)

solution

b)

colloid

c)

suspension

d)

compound

25.

What is a characteristic that can be observed or measured?

a)

chemical property

b)

chemical change

c)

physical property

d)

physical change

26.

What type of characteristic explains the ability to change into a different substance?

a)

chemical property

b)

chemical change

c)

physical property

d)

physical change

27.

What occurs when a substance changes but the identity remains the same?

a)

chemical change

b)

chemical property

c)

physical change

d)

physical property

28.

What occurs when a substance becomes a completely new substance?

a)

chemical change

b)

chemical property

c)

physical change

d)

physical property

29.

What is used to explain the behavior of particles in matter?

a)

the periodic tale of the elements

b)

molecular theory

c)

kinetic theory

d)

string theory

30.

What is the lowest energy state of matter?

a)

solid

b)

liquid

c)

gas

d)

plasma

31.

What state of matter is the most common in the universe?

a)

solid

b)

liquid

c)

gas

d)

plasma

32.

What type of matter lacks structure and a melting point?

a)

solid

b)

bose-einstein condensate

c)

amorphous solid

d)

plasma

33.

What states that as temperature increases, volume increases as well?

a)

kinetic theory

b)

Boyle's Law

c)

Charles' Law

d)

Newton's Law

34.

What states that as volume increases, pressure decreases?

a)

Kinetic Theory

b)

Boyle's Law

c)

Charles' Law

d)

Bernoulli's Principle

35.

What is the change from a gas to a liquid called?

a)

melting

b)

freezing

c)

vaporization

d)

condensation

36.

Which of the following is the change from a gas to a solid?

a)

vaporization

b)

condensation

c)

deopsition

d)

sublimation

37.

What is sublimation?

a)

gas to liquid

b)

liquid to gas

c)

gas to solid

d)

solid to gas

38.

How is the modern periodic table organized?

a)

alphabetically

b)

by atomic mass

c)

by atomic number

d)

by valence number

39.

What determines the type of element an atom represents?

a)

mass number

b)

valence number

c)

group number

d)

atomic number

40.

What is the sum of protons and neutrons in an atom?

a)

atomic number

b)

mass number

c)

average atomic mass

d)

oxidation number

41.

Where is the most likely place to find an electron?

a)

in an atom

b)

in the nucleus

c)

in an energy level

d)

in a compound

42.

What is a vertical column on the periodic table?

a)

group

b)

period

c)

valence row

d)

iron triad

43.

What is a different form of an element with a different number of neutrons?

a)

allotrope

b)

isotope

c)

isomer

d)

molecule

44.

What is used to depict valence electrons?

a)

bohr diagram

b)

rutherford diagram

c)

bonding diagram

d)

lewis structure

45.

What is a different form of an element with a different molecular structure?

a)

allotrope

b)

isotope

c)

isomer

d)

molecule

46.

What is the name of group 2?

a)

alkali metals

b)

transition metals

c)

inner transition metals

d)

alkaline earth metals

47.

What indicates how many electrons an element will gain or lose?

a)

valence number

b)

oxidation number

c)

transition number

d)

ion number

48.

What number indicates how many atoms are present in a compound?

a)

valence number

b)

subscript

c)

superscript

d)

coefficient

49.

What is the name of the elements in group 13

a)

transition metals

b)

boron group

c)

halogens

d)

noble gases

50.

What is a shorthand using chemical symbols to represent a compound?

a)

chemical formula

b)

chemical symbol

c)

chemical equation

d)

chemical reaction

51.

Why do atoms form bonds?

a)

to get 8 valence electrons

b)

to even protons and electrons

c)

to become less stable

d)

to become more stable

52.

How do atoms form bonds?

a)

by gaining, losing or sharing protons

b)

by gaining, losing or sharing neutrons

c)

by gaining, losing or sharing electrons

d)

by changing molecular structure

53.

What bond is formed when atoms share electrons

a)

chemical bond

b)

covalent bond

c)

ionic bond

d)

metallic bond

54.

What bond is formed when atoms transfer electrons?

a)

chemical bond

b)

covalent bond

c)

ionic bond

d)

metallic bond

e)

james bond

55.

What type of chemical reaction only has one product?

a)

synthesis

b)

decomposition

c)

single displacement

d)

double displacement

56.

What type of chemical reaction only has one reactant?

a)

synthesis

b)

decomposition

c)

single displacement

d)

double displacement

57.

What is a substance that makes H+ ions in water?

a)

ionizer

b)

acid

c)

base

d)

salt

58.

What substance makes OH- ions in water?

a)

ionizer

b)

acid

c)

base

d)

salt

59.

What is a measure of the hydrogen ion concentration?

a)

pOH

b)

pH

c)

buffer

d)

neutralization

60.

What is a chemical reaction between an acid and a base that produces salt and water?

a)

synthesis

b)

deomcomposition

c)

neutralization

d)

buffer

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