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Worksheets

Ks3 Year 8 assessment practice

Total questions: 165

Worksheet time: 2hrs 50mins

Name
Class
Date
1.
Light travels in a straight line
a)
True
b)
False
2.
Which explains why the fork looks different under water?
a)
light can't pass through the glass
b)
the wavelength of light lengthens
c)
the amount of light increases when going through water
d)
light is refracted at an angle
3.
Why do we see objects as white?
a)
They absorb all light
b)
They reflect all light
c)
They absorb some light and reflect some light
4.
Another name for light bending is ....
a)
Reflaction
b)
Absorbing
c)
Refraction
d)
mirror
5.
The Law of Reflection:
The angle of incidence is _________ the angle of reflection
a)
bigger than
b)
the same as
c)
smaller than
6.
Luminous means...
a)
Gives out its own light
b)
Reflects light from other things
7.
The color you see is the color that is ___.
a)
reflected
b)
absorbed
8.
White light is made up of _________________ colors.
a)
10
b)
3
c)
7
d)
70
9.
If light strikes a mirror at a 50⁰ angle, what angle will it come off of the mirror?
a)
50⁰
b)
70⁰
c)
45⁰
d)
30⁰
10.
Which color absorbs all light?
a)
White
b)
Black
c)
Orange
d)
Green
11.
Which color reflects all light?
a)
White
b)
Black
c)
Orange 
d)
Green
12.

Which type of wave does light travel in?

a)

Ocean wave

b)

Compression wave

c)

Transverse waves

d)

Radio wave

13.
Material that allows light to pass through allowing you to see "clearly" to the other side
a)
opaque
b)
translucent
c)
transparent
14.
 Refraction can separate white light into
a)
a. infrared waves.
b)
b. different colors.
c)
c. ultraviolet light.
d)
d. longer wavelengths.
15.

In the diagram, which letter represents the angle of incidence?

a)

A

b)

B

c)

C

d)

D

16.
Law of reflection state that - The angle of incidence is .................. to the angle of reflection.
a)
equal
b)
double
c)
half
17.
a)
Reflection
b)
Refraction
18.
Which color travels the quickest and has the shortest wavelength?
a)
Red
b)
Violet
19.
The distance between two crests or two troughs is the...
a)
Crest/Peak
b)
Trough
c)
Wavelength
20.
Which color travels the slowest and has the longest wavelength?
a)
Violet
b)
Red
21.

What is the center of our solar system?

a)

Earth

b)

the moon

c)

the Sun

d)

the Milky Way

22.

What keeps planets from flying off into outer space?

a)

friction

b)

gravity

c)

magnets

23.

Which lists the planets in the correct order from the closest to the Sun?

a)

Mercury, Venus, Earth, Mars, Jupiter, Saturn, Neptune, Uranus

b)

Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune

c)

Mars, Venus, Earth, Mercury, Jupiter, Saturn, Uranus, Neptune

d)

Mercury, Venus, Earth, Mars, Jupiter, Neptune, Saturn, Uranus

24.

Which of the following is NOT a characteristic of an inner planet?

a)

smaller

b)

few or no moons

c)

many rings

d)

rocky

25.

What separates the inner planets from the outer planets?

a)

the asteroid belt

b)

the Milky Way

c)

the Sun

d)

Earth's moon

26.

Outer planets are colder than inner planets.

a)

True

b)

False

27.

Which of the following is a characteristic of outer planets?

a)

smaller

b)

rocky

c)

gaseous

d)

no rings

28.

The moon is considered a natural __________.

a)

satellite

b)

rock

c)

star

d)

planet

29.

How long is a lunar (moon) cycle?

a)

24 1/4 days

b)

29 1/4 days

c)

24 hours

d)

19 days

30.

How confident do you feel about the differences between inner and outer planets that we have covered over the past 2 days?

a)

Very confident. Ready for the test!

b)

I understand what we've learned and could list several differences between inner and outer planets.

c)

I could say 1 or 2 differences between inner and outer planets.

d)

I cannot list any differences between inner and outer planets.

31.

What is the center of our Solar System?

a)

Earth

b)

the moon

c)

the sun

32.

All of the objects in our Solar System orbit the sun.

a)

True

b)

False

33.

How many planets are in our Solar System?

a)

7

b)

8

c)

9

34.

The inner planets (Mercury, Venus, Earth, and Mars) are made of--

a)

rocks

b)

gas

c)

helium

35.

The outer planets (Jupiter, Saturn, Uranus, Neptune) are made of --

a)

gas

b)

rocks

c)

water

36.

In the mnemonic, what planet is associated with nachos?

a)

Mercury

b)

Neptune

c)

Mars

37.

In the mnemonic, what planet is associated with My?

a)

Mars

b)

Mercury

c)

Venus

38.

What is the third planet from the Sun?

a)

Mercury

b)

Venus

c)

Earth

39.
The measuring units of mass includes
a)
gram
b)
kilogram
c)
ton
d)
all the previous
40.

__________ is the amount of matter in an object. It does not change regardless of location

a)

Weight

b)

Mass

41.

______________ is how heavy an object is. It is determined by the pull of gravity

a)

Weight

b)

Mass

42.
Which objects have a STRONG force of gravity?
a)
Objects with GREATER mass, like elephants
b)
Objects with LESS mass, like mice
43.
What is the SI unit used to measure force? 
a)
pounds 
b)
grams 
c)
newtons 
d)
friction
44.
As distance between two objects increase the pull of gravity 
a)
Increases
b)
Decreases
c)
Stays the same
45.
A person would weigh less on on the Moon than on the Earth because . . .
a)
Moon has more mass, and therefore more gravity
b)
Moon has less mass, and therefore more gravity
c)
Moon has more mass, and therefore less gravity
d)
Moon has less mass and therefore less gravity
46.
Two factors effecting the magnitude of the force of gravity between 2 objects are...
a)
mass and distance 
b)
mass and matter
c)
distance and weight 
d)
weight and mass
47.
What is the best definition for mass?
a)
how much space an object takes up
b)
how much matter an object contains
48.

A young girl has a mass of 40.0 kg. What is her weight in newtons? g = 10 m/s2

a)

400 N

b)

392 m/s

c)

4.08 N

d)

4.08 m/s

49.

A physical science text book has a mass of 2.2 kg. What is the weight on the Earth? g = 10 m/s2

a)

22.00 N

b)

21.56 kg

c)

21.56 m/s

d)

21.56 m/s2

50.

A physical science text book has a mass of 2.2 kg on Earth. What is the mass on theMoon?

(a)  

51.

A physical science text book has a mass of 2.2 kg on Earth. On a different planet, the weight of the book is 5.5 N - Calculate the gravitational field of the planet ( your answer must have units)

(a)  

52.

A young girl has a mass of 40.0 kg on Earth and her weight is 400 N. She goes on a different planets and measures her weight - The scale reads 492 N - Her weight went up!!!! why?

a)

She ate a lot during the trip

b)

She has too many equipment

c)

The garvity of the planet is greater

d)

The gravity of the planet is smaller

53.

A young girl has a mass of 40.0 kg on Earth and her weight is 400 N. She goes on a different planets and measures her weight - The scale reads 492 N -Calculate g of the Planet

(a)  

54.

The columns on the Periodic Table are known as..

a)

periods

b)

rows

c)

groups

d)

periodics

55.

the rows on the periodic table are called..

a)

groups

b)

periods

c)

columns

d)

periodics

56.

Metals are found on the _________ hand side of the periodic table

a)

centre

b)

right

c)

left

d)

top right

57.

The elements in the middle of the periodic table are known as the __________ metals

a)

reactive

b)

unreactive

c)

transition

d)

vigorous

58.

Group 1 elements are also known as ________

a)

The noble gases

b)

The Halogens

c)

The Alkali metals

d)

The transition metals

59.

Which Group 1 element is the most reactive out of these..

a)

lithium

b)

sodium

c)

potassium

60.

When a metal reacts with water, what gas is produced?

a)

oxygen

b)

carbon dioxide

c)

hydrogen

d)

nitrogen

61.

Group 7 elements are also known as the_________

a)

Noble gases

b)

Halogens

c)

Transition metals

d)

Alkali metals

62.

In Group 7, reactivity __________ as you go down the group

a)

increases

b)

decreases

c)

stays the same

63.

Why does a displacement reaction occur?

a)

when a metal is more reactive than the metal in the compound

b)

when a metal is less reactive than the metal in the compound

c)

when a metal bonds to oxygen

d)

when a metal reacts with water

64.

When two or more elements bond together a _______ is formed...

a)

atom

b)

molecule

c)

compound

d)

carbonate

65.

Group 0 elements are also known as the____________

a)

Halogens

b)

Alkali metals

c)

Noble gases

d)

Transition metals

66.

Magnesium + oxygen --> ______________

a)

magnesium carbonate

b)

magnesium dioxide

c)

magnesium oxide

d)

magnesium iodide

67.

Sodium + iodine -----> _______________

a)

sodium iodine

b)

sodium iodide

c)

sodium oxide

d)

sodium carbonate

68.

Lithium + water ------> lithium __________ + ____________

a)

oxide + oxygen

b)

hydroxide + hydrogen

c)

hydroxide + carbon dioxide

d)

hydroxide + oxygen

69.

Which two of these words are properties of a metal?

a)

sonorous

b)

dull

c)

shiny

d)

poor conductor of electricity

70.

What Group is oxygen in on the periodic table

a)

1

b)

3

c)

6

d)

7

71.

Which group is magnesium in on the periodic table?

a)

1

b)

2

c)

3

d)

4

72.

How many chlorine atoms are present in MgCl2

a)

1

b)

2

c)

3

d)

4

73.

What is the name of the compound that has a formula of MgCl2

a)

Magnesium chlorine

b)

Manganese chlorine

c)

Manganese chloride

d)

Magnesium chloride

74.

What element is circled?

a)

Halogen

b)

Helium

c)

Hydrogen

d)

Hallium

75.
Beryllium is in group number______.
a)

Group 2

b)

Group 3

c)

Group 4

d)

Group 7

76.
The period for Bromine is ___________.
a)

3

b)

2

c)

4

77.
What is the chemical symbol for Lithium?
a)
H
b)
He
c)
Li
d)
N
78.
The horizontal row on the periodic table is called a
a)

group

b)

family

c)

period

d)

atomic number

79.
Which element is found in group 16 period 3?
a)

Sulfur (S)

b)

Selenium (Se)

c)

Chlorine (Cl)

d)

Carbon (C)

80.
Which element is found  in group 17 period 3?
a)

Chlorine

b)

Flourine

c)

Oxygen

d)

Phosphorous

81.
Which element is found in period 3 group 2?
a)

Sodium (Na)

b)

Magnesium (Mg)

c)

Yttrium (Y)

d)

Boron (B)

82.
Which element is found in group 18 period 4?
a)

Neon (Ne)

b)

Chlorine (Cl)

c)

Krypton (Kr)

d)

Xenon (Xe)

83.
Which element is found in group 1 period 2
a)

Lithium

b)

Magnesium

c)

Beryllium

d)

Potassium

84.
Which element is found in group 18 period 1?
a)

Neon (Ne)

b)

Helium (He)

c)

Chlorine (Cl)

d)

Krypton (Kr)

85.
Which element is found in group 2 period 7?
a)

Radium (Ra) 

b)

Radon (Rn)

c)

Stontium (Sr)

d)

Lutetium (Lu)

86.
Which element is found in group 6 period 5?
a)

Chromium (Cr)

b)

Tungsten (W)

c)

Molybdenum (Mo)

d)

Tantalum (Ta)

87.
A vertical column is called...
a)

group

b)

period

88.
The blue atoms are called 
a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
89.

Which group of the periodic table corresponds with the halogens.

a)

Group 1A

b)

Group 5A

c)

Group 7A

d)

Group 8A

90.

Which group of the periodic table corresponds with the noble gases.

a)

10

b)

14

c)

16

d)

18

91.

Which color on the image of the periodic table corresponds with the transition metals.

a)

red

b)

purple

c)

yellow

d)

orange

92.

Which color on the image of the periodic table corresponds with the alkaline earth metals.

a)

yellow

b)

orange

c)

purple

d)

red

93.

There are​ (a)   periods in the periodic table. Period 1 has only two elements (​ (b)   and ​ (c)   ) , while periods 2 and 3 have 8 elements.

Choose from the below words
seven
hydrogen
helium
94.

There are ​ (a)   numbered groups in the periodic table​

Choose from the below words
18
8
7
17
95.

Group 1A is called : ​ (a)  

Group 2A is called : ​ (b)  

Group 7A is called: ​ (c)  

Group 8A or 18 is called: ​ (d)  

All B groups are called: ​ (e)  

Choose from the below words
alkali metals
alkali earth metals
Halogens
Noble Gases
Transition metals
96.

Magnesium is a ​ (a)   and oxygen is a ​ (b)  

Choose from the below words
metal
non-metals
97.

How long is an adult’s small intestine?

a)

22 feet

b)

23 inches

c)

23 feet

d)

22 inches

98.

Where does the digestive process begin?

a)

rectum

b)

small intestine

c)

mouth

d)

large intestine

99.

What does mashed-up food mix with in the stomach?

a)

Gastric juices

b)

Villi

c)

Bile

d)

Minerals

100.

Where is Bile made?

a)

Large Intestine

b)

Liver

c)

Small Intestine

d)

Gallbadder

101.

What is the overall job of the digestive system?

a)

Storing bile

b)

Sending signals to and from the brain.

c)

Absorbing nutrients into the body and ridding the body of harmful materials.

d)

Ridding the body of urea

102.

About how long does your food spend in the small intestine?

a)

40 minutes

b)

2 hours

c)

4 hours

d)

24 hours

103.

What is the name of the tube that moves food from the throat to the stomach?

a)

Bolus

b)

Tongue

c)

Saliva

d)

Esophagus

104.

Which organ helps with the absorption of nutrients?

a)

Small Intestine

b)

Large Intestine

c)

Esophagus

d)

Gallbladder

105.
Which is NOT a function of the Digestive System?
a)
To rid the body of solid waste
b)
Absorb nutrients for energy & growth
c)
Break down nutrients from food
d)
Pump blood around the body
106.
What is one secondary (helper) organ of the digestive system?
a)
Small Intestine
b)
Esophagus
c)
Gallbladder
d)
Stomach
107.
The chewing and grinding of food into smaller pieces is an example of...
a)
Mechanical Digestion
b)
Chemical Digestion
108.
Which digestive organ makes digestive juices to help the small intestine absorb nutrients?
a)
Liver
b)
Gallbladder
c)
Pancreas
d)
Esophagus
109.
Which of the following is NOT part of the digestive tract?  (Hint:  Identify the secondary organ.)
a)
Mouth
b)
Esophagus
c)
Small Intestine
d)
Liver
110.
Number 3 is pointing to the...
a)
Small intestine
b)
Rectum
c)
Large intestine
d)
Stomach
111.
Number 2 is pointing to the...
a)
Esophagus
b)
Stomach
c)
Small intestine
d)
Anus
112.
Enzymes (chemicals) in your saliva help break down food while chewing.  This is...
a)
Mechanical digestion
b)
Chemical digestion
113.
What does saliva do?
a)
Chemically digests food in the mouth.
b)
Chemically digests food in the stomach
c)
Protects the stomach from digesting iteself
d)
Absorbs nutrients from food so the body has energy.
114.
What do the villi do?
a)
Digests food in the mouth.
b)
Digests food in the stomach
c)
Protects the stomach from digesting iteself
d)
Absorbs nutrients from food so the body has energy.
115.
What is the name of the molecule in saliva that chemically digests food?
a)
bile
b)
stomach acid
c)
enzymes
d)
chyme
116.

Put the parts of the digestive tract in order from start to finish.

a)

Mouth

b)

esophagus

c)

stomach

d)

small intestines

e)

large intestines

1)
2)
3)
4)
5)
117.

This is an example of a -------- circuit.

a)

Series

b)

Parallel

c)

Combination

118.

This is an example of a -------- circuit.

a)

Series

b)

Parallel

c)

Combination

119.

In this circuit, the bulb(s) that light up are:

a)

1 only

b)

2 only

c)

1 and 2

d)

None of them

120.

This circuit has more than one path. When one light goes out, the others stay on.

a)

closed circuit

b)

series circuit

c)

parallel circuit

d)

open circuit

121.
What kind of circuit is this?
a)
series
b)
parallel
122.
What type of circuit is show in the image?
a)
Series Circuit
b)
Parallel Circuit
123.
this circuit is .....?
a)
open
b)
parallel
c)
closed
d)
The cutest little circuit evah!
124.
When all parts of the circuit are connected it is a ______ circuit. 
a)
open
b)
closed
125.
When you flip a light switch on and off you are closing and opening a circuit.
a)
true
b)
false
126.
What is a Parallel circuit? 
a)
Has only one path 
b)
Has more than one path 
c)
Allows energy to travel through easily 
d)
Has only one light bulb
127.
What is a switch's function in a circuit?
a)
to make the current hotter or colder
b)
turn on and off the flow of current
c)
the pathway that current flows
d)
to add more power to the circuit
128.
Which best describes a simple series circuit?
a)
Electricity flows along one pathway.
b)
The flow of electricity comes from the switch.
c)
Electricity flows along many pathways.
d)
The flow of electricity comes from the light bulb.
129.

When a switch is OFF, the circuit is called an _________ ______________.

(a)  

130.

What is a circuit with several paths for electricity to flow?

a)

conductor

b)

series circuit

c)

parallel circuit

d)

open circuit

131.

What is a circuit that only has ONE path for electricity to flow?

a)

series circuit

b)

closed circuit

c)

parallel circuit

d)

light bulb

132.
An incomplete circuit is shown.
To complete the circuit, a wire should be placed from —
a)
Point D to Point C
b)
Point B to Point C
c)
Point A to Point D
d)
Point B to Point D
133.
What is an electrical circuit?
a)
lets you turn the energy on and off
b)
a closed path where where electricity flows
c)
stop electricity from flowing through
134.
What is a battery?
a)
switch
b)
power source
c)
insulator
135.
A complete circuit has .......
a)
a motor in it
b)
a switch in it
c)
two bulbs in it
d)
no breaks in it
136.

When a switch is ON, the circuit is called a _________ ______________.

(a)  

137.

Define what a current is

a)

the flow of charge

b)

the speed of an electron

c)

the amount of charge

d)

the number of electrons

138.

What is voltage?

a)

the sum of potential energy between two points in a circuit

b)

the speed of electrons as they flow around a circuit

c)

the difference in potential energy between two points in a circuit

d)

the opposition to the flow of current

139.
Current is measured in....
a)
Amps 
b)
Volts
c)
Ohms
d)
Coulombs
140.
What kind of circuit is this?
a)
Series
b)
Consecutive
c)
Parallel
d)
Training
141.
What kind of circuit is this?
a)
Series
b)
Consecutive
c)
Parallel
d)
Training
142.
In a parallel circuit if one of the light bulbs burns out the rest _________.
a)
stop the flow of electricity
b)
 can still light up
c)
 will go out
d)
of the light bulbs burn out also
143.
In which of these two circuits is the current the same at all points? 
a)
A
b)
B
144.
What would the voltmeter read
a)
1V
b)
2V
c)
3V
d)
6V
145.
Which Voltmeter will give the lowest reading?
a)
V1
b)
V2
c)
V3
146.

The circuit shown contains a battery, a 6.0 Ω resistor and two meters X and Y.


One meter records current and one meter records potential difference.

a)

meter X : 2.0 A

meter Y : 12.0 V

b)

meter X : 2.0 V

meter Y : 1.0 A

c)

meter X : 12.0 A

meter Y : 2.0 V

d)

meter X : 12.0 V

meter Y : 2.0 A

147.

In the image, the arrow represents the __________ flow of current

a)

conventional

b)

electron

c)

alternating

148.

The voltage of the cell (A) is

a)

greater than the voltage across bulb C

b)

less than the voltage across bulb C

c)

the same as the voltage across bulb C

149.

Bulbs C and D are identical. Which of the following is true?

a)

the voltage across each bulb is identical

b)

the voltage across C is greater than the voltage across D

c)

the voltage across D is greater than the voltage across C

150.

Compared to the voltage of the battery, the voltage of bulb C is

a)

greater than the battery

b)

less than the battery

c)

same as the battery

151.

Bulb C and D are identical. Compared to the voltage of D, the voltage of bulb C is

a)

greater than bulb D

b)

less than bulb D

c)

same as bulb D

152.

Compared to the current through the battery, the current through bulb C is

a)

greater

b)

less

c)

same

153.

What is the unit of Current?

a)

Ohm, Ω

b)

Amp, A

c)

Volt, V

d)

Joule, J

154.

What is the unit of Potential Difference?

a)

Ohm, Ω

b)

Amp, A

c)

Volt, V

d)

Joule, J

155.

What is the unit of Resistance?

a)

Ohm, Ω

b)

Amp, A

c)

Volt, V

d)

Joule, J

156.

Which has a higher resistance?

a)

Conductors

b)

Insulators

157.

Which has a higher resistance?

a)

Conductors

b)

Insulators

158.

What is the resistance of a bulb which has a potential difference of 8V, and a current of 2A

a)

6 Ω

b)

4 Ω

c)

2 Ω

d)

10 Ω

159.

What is the resistance of a buzzer which has a potential difference of 12V, and a current of 2A?

a)

6 Ω

b)

4 Ω

c)

14 Ω

d)

10 Ω

160.

What is the resistance of a swtich which has a potential difference of 6 V, and a current of 0.5 A?

a)

6 Ω

b)

12 Ω

c)

3 Ω

d)

9 Ω

161.

What device do we use to measure the current through a circuit?

(a)  

162.

What device do we use to measure the potential difference across a component?

(a)  

163.

If your voltmeter reading is 3V across bulb 1, and your ammeter reads 1A, what is the Resistance of bulb 1?

a)

2 Ω

b)

3 Ω

c)

4 Ω

d)

0.333 Ω

164.

What is the resistance of bulb 2?

a)

4 Ω

b)

3 Ω

c)

2 Ω

d)

1 Ω

165.

What is the total resistance of both bulbs?

a)

6 Ω

b)

4Ω

c)

3Ω

d)

7 Ω

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