Quiz about Final Exam Review Physical Science

Question 1

A Helium atom is emitted during which type of decay?

Accepted Answer

Alpha

Answer

Gamma

Answer

Fusion

Answer

Beta

Question 2

An electron is emitted during what type of decay?

Accepted Answer

Beta

Answer

Gamma

Answer

Fusion

Answer

Alpha

Question 3

Which definition best describes radioactivity?

Accepted Answer

The emission of energy from an unstable atom or element

Answer

The distance from which the valence electrons reside from the charged nucleus

Answer

The process by which radio waves are received

Answer

The process by which people get superpowers

Question 4

Which definition best describes a half life?

Accepted Answer

The time in which it takes for half of a substance to decay

Answer

The time in which it takes for all of a substance to decay

Answer

The time in which it takes for one fourth of a substance to decay

Answer

The time in which it takes to decay 22 percent of a substance

Question 5

Select the type of decay that is the strongest. (Hint: think about which one needs a lead block in order to stop)

Accepted Answer

Gamma

Answer

Alpha

Answer

Beta

Answer

Fission

Question 6

Which type of decay is the weakest? (HINT: these particles can be stopped by your shirt)

Accepted Answer

Alpha

Answer

Beta

Answer

Gamma

Answer

Fission

Question 7

Thorium undergoes nuclear decay by the following equation. Complete the equation.

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Question 8

Neptunium undergoes nuclear decay by the following equation. Complete the equation.

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Question 9

Write the equation for the following process:

The alpha decay of Radon-198

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 10

A radioactive substance is going through nuclear decay. It has a half life of 22 days. If I start with 250 grams of this substance, how much is left after 88 days?

Accepted Answer

15.6 g

Answer

31.3 g

Answer

62.5 g

Answer

125 g

Question 11

Cesium-137 has a half life of 30 years. If I have 10 grams left after 120 years, how many grams did I start with?

Accepted Answer

160

Answer

320

Answer

80

Answer

40

Question 12

Based on the Bohr Model shown, where on the periodic table would you most likely find this element?

Accepted Answer

Group 14

Answer

Group 3

Answer

Group 1

Answer

Group 2

Question 13

How many valence electrons are present in the Bohr Model shown?

Accepted Answer

4

Answer

12

Answer

14

Answer

10

Question 14

If the atom in the Bohr Model shown was neutral, how many protons would it have in its nucleus?

Accepted Answer

14

Answer

10

Answer

2

Answer

4

Question 15

Which part of the atom has the most mass?

Accepted Answer

nucleus

Answer

electron

Answer

proton

Answer

neutron

Question 16

Which of the following pictures does NOT accurately represent a noble gas?

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 17

Of the following, which is most likely to form an anion?

Accepted Answer

Option D is correct

Answer

A.

Answer

B.

Answer

C.

Question 18

Which of the following needs to gain only one electron to satisfy the octet rule?

Accepted Answer

Option D is correct

Answer

A.

Answer

B.

Answer

C.

Question 19

How many electrons will Sodium-23 have if it is neutral?

Accepted Answer

11

Answer

23

Answer

12

Answer

13

Question 20

Carbon-14 is a radioactive isotope. How many protons does Carbon-14 have?

Accepted Answer

6

Answer

12

Answer

2

Answer

14

Question 21

Carbon-12 and Carbon-14 are common isotopes of carbon. What question makes the most sense to ask if you are trying to determine what each atom is made of?

Accepted Answer

Why are the masses different?

Answer

Why are the atomic numbers different?

Answer

Why are the ions different?

Question 22

Most of the periodic table is made of...

Accepted Answer

metals

Answer

gases

Answer

nonmetals

Answer

metalloids

Question 23

What charge would a halogen like Fluorine have when it forms an ion?

Accepted Answer

-1

Answer

-7

Answer

+1

Answer

+7

Question 24

Germanium (Ge) is a lustrous, hard-brittle, grayish-white element in the carbon group. It is a semiconductor that is stable in air and water.

Is it a.....?

Accepted Answer

metalloid

Answer

metal

Answer

nonmetal

Question 25

Which of the following Lewis Dot Structures would accurately represent lithium?

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 26

Based on periodic table trends, where would an element that is a gas probably be located?

Accepted Answer

the right side

Answer

the bottom

Answer

no connection can be made

Answer

the left side

Question 27

When looking at the Lewis dot diagrams for elements in the same group, what would be the best question to ask about their connection?

Accepted Answer

Why do all elements in the same group have the same amount of valence electrons?

Answer

Why can't the electrons be represented by squares?

Answer

Why don't elements have more than 8 electrons represented?

Answer

Why does the element symbol go in the middle?

Question 28

Which Lewis Dot Diagram accurately represents an alkaline earth metal?

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Question 29

An element is described as being lustrous, malleable, and ductile. It has two valence electrons. When it forms an ion it has a 2+ charge. Which element would this most likely describe?

Accepted Answer

Magnesium

Answer

Fluorine

Answer

Nitrogen

Answer

Hydrogen

Question 30

What do the elements N, O, F, Cl, and P have in common?

Accepted Answer

They are all nonmetals

Answer

They are all in the same period

Answer

They are all in the same group

Answer

They are all metals

Question 31

What do the elements F, Cl, Br, and I have in common?

Accepted Answer

They are all in the same group

Answer

They are all in the same period

Answer

They are all solids at room temperature

Answer

They are all metals

Question 32

An unknown element is brittle, a gas at room temperature and a poor conductor of heat and electricity. It is also very reactive with other elements. Which of the following would most likely be this element's dot diagram?

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Answer

D.

Question 33

You are experimenting with various elements to try and identify them. You measure their conductivity and realize the element you have is not a good conductor of electricity. Which one of these would represent the element described?

Accepted Answer

Nonmetals

Answer

Metals

Answer

Metalloids

Answer

Not enough information is provided

Question 34

You are trying to identify the metal in a group of elements, so you start with finding the density of each element. Density is a measure of the amount of matter or compactness of a substance. The table below is the data you collected. Which element do you think is MOST likely to be a metal?

Accepted Answer

d

Answer

a

Answer

b

Answer

c

Question 35

Which two families on the periodic table are the MOST reactive?

Accepted Answer

Alkali Metals and Halogens

Answer

Alkaline Earth Metals and Rare Earth Metals

Answer

Transition Metals and Noble Gases

Answer

Carbon Family and Boron Family

Question 36

What kind of energy is released through changing the nucleus of an atom through fission or fusion?

Accepted Answer

Nuclear

Answer

Light

Answer

Thermal

Answer

Chemical

Question 37

What temperature is the heat of fusion for the substance shown on the heating curve?

Accepted Answer

0 degrees celsius

Answer

50 degrees celsius

Answer

100 degrees celsius

Answer

-50 degrees celsius

Question 38

True or False: A substance with a high specific heat will heat up faster than a substance with low specific heat.

Accepted Answer

False

Answer

True

Question 39

The standard unit of energy is:

Accepted Answer

Joule

Answer

Velocity

Answer

Mass

Answer

Calorie

Question 40

Which of the following allows animals to live in water without being boiled alive?

Accepted Answer

Water's high specific heat

Answer

Water's low specific heat

Answer

Water's high specific gravity

Answer

Water's nuclear decay

Question 41

Which of the following is NOT a type of potential energy?

Accepted Answer

Radiant

Answer

Elastic

Answer

Gravitational

Answer

Chemical

Question 42

Describe the energy transformation that occurs when fireworks go off.

Accepted Answer

Chemical to electromagnetic to sound

Answer

Solar to electrical

Answer

Electrical to light

Answer

Solar to chemical

Question 43

The heating curve of iron is shown below. Describe what is happening between points D and E.

Accepted Answer

The sample of iron is boiling.

Answer

The sample of iron is melting.

Answer

The sample of iron is being heated in the solid state.

Answer

The sample of iron is being heated in the liquid state.

Question 44

The sun transfers heat to Earth by which of the following:

Accepted Answer

Radiation

Answer

Conduction

Answer

Convection

Answer

Beta particles

Question 45

A cinder block sits on a platform that is 20 m high. If it has a mass of 8 kg, find its energy, using one of the formulas listed.

KE = 1/2 * m * v2

PE = m*g*h

Accepted Answer

1,568 J

Answer

160 J

Answer

0 J

Answer

784 J

Question 46

A pot of water is boiling on the stove. The pot heats up by heat transferring from the stove to the pot. This is an example of _________________.

Accepted Answer

Conduction

Answer

Convection

Answer

Radiation

Answer

Osmosis

Question 47

Lauryn serves a volleyball with a mass of 2.1 kg. The ball leaves her hand with a speed of 30 m/s. Find the energy of the ball.

KE = 1/2 * m * v2

PE = m*g*h

Accepted Answer

945 J

Answer

31.5 J

Answer

1,890 J

Answer

126 J

Question 48

Shown is a heating curve for water. What do the blue lines on this graph represent?

Accepted Answer

Phase changes

Answer

Temperature changes

Answer

Changes in specific heat

Answer

Changes in the amount of water being heated

Question 49

The amount of energy required to melt one gram of a substance at its melting point is called the _________.

Accepted Answer

Heat of fusion

Answer

Heat of Vaporization

Answer

Specific Heat

Answer

Heat of solidification

Question 50

Using the chart shown, you are placing a variety of substances under the sun on a hot day. Which of the following substances would you expect to be the hottest after an hour?

Accepted Answer

Silver

Answer

Copper

Answer

Asbestos

Answer

Water

Question 51

Using the chart shown, if you wanted to build a fast-cooking solar oven, would you choose lead, aluminum, wood or concrete?

Accepted Answer

Lead

Answer

Aluminum

Answer

Wood

Answer

Concrete

Question 52

Which term best describes a material that allows electric current to flow freely? Which term best describes a material that blocks the flow of electric current?

Accepted Answer

Conductor; Insulator

Answer

Electric Motor; Electromagnet

Answer

Electromagnet; Generator

Answer

Insulator; Conductor

Question 53

To make an electromagnet stronger, you can

Accepted Answer

Increase the number of coils of wire wrapped around the nail

Answer

Use a wire with a high resistance to wrap around the core

Answer

Use an aluminum rod for the core

Answer

Use a larger nail for the iron core

Question 54

A person received an electrical shock when reaching for the metal doorknob. The shock was caused by the _________.

Accepted Answer

Discharge of an imbalance of electrons

Answer

A high number of electrons on the doorknob

Answer

Highly conductive surface of the doorknob

Answer

Low resistance of the person skin

Question 55

A device that converts electrical current into mechanical energy is a(n)

Accepted Answer

Electric Motor

Answer

Generator

Answer

Commutator

Answer

Transformer

Question 56

In a circuit, how do electrons move?

Accepted Answer

From negative to positive, through a conductor such as wire.

Answer

From positive to negative, through a conductor such as a wire.

Answer

From negative to positive, through an insulator such as plastic.

Answer

From positive to negative, through an insulator such as plastic.

Question 57

Which claim about current is shown to be mathematically supported from the relationship between voltage, current and resistance?

Accepted Answer

Claim 4: I=V/R

Answer

Claim 3: I=V*R

Answer

Claim 2: I=V-R

Answer

Claim 1: I=V+R

Question 58

Many generators create electricity with ___________.

Accepted Answer

Moving magnets and coils of wire

Answer

Energy stored in chemical bonds

Answer

Nuclear Isotopes

Answer

Motors

Question 59

The location of the strongest magnetic forces is the ____.

Accepted Answer

Magnetic poles

Answer

Magnetic domains

Answer

Electromagnets

Answer

Magnetic fields

Question 60

Circuit A is wired in _____________, while Circuit B is wired in _______________.

Accepted Answer

Series; Parallel

Answer

Parallel; Series

Answer

Parallel; Parallel

Answer

Series; Series

Question 61

When a glass or plastic rod is rubbed with silk, wool, or fur, a static charge is produced because the friction transfers __________.

Accepted Answer

Electrons

Answer

Protons

Answer

Neutrons

Answer

Molecules

Question 62

Will the magnets in the picture attract or repel each other?

Accepted Answer

attract

Answer

repel

Answer

neither

Answer

there is no way to tell

Question 63

What is one drawback of series circuits?

Accepted Answer

If one bulb goes out, all of the bulbs after it will go out as well.

Answer

They are prone to overheating and catching on fire.

Answer

They require more wire than parallel circuits.

Answer

If one bulb goes out, the others may explode from too much power.

Question 64

Which of the following opposes the push from voltage?

Accepted Answer

Resistance

Answer

Current

Answer

Circuits

Answer

Amperes

Final Exam Review Physical Science

Create a free account and access millions of resources

Popular Resources on Wayground

Discover more resources for Science