This document contains 180 multiple choice questions testing knowledge of various science topics including: - Properties of matter (states of matter, materials, minerals, rocks) - Measurement (weight, volume, temperature) - Light and vision (reflection, refraction, primary colors) - Sound (production, transmission) - Energy (sources, renewable/non-renewable, electricity, fuels) - Simple machines (levers, wheels, pulleys) and compound machines.

1. 101. WE MEASURE
WEIGHT IN:
a) litres
b) grams
c) volume
d) meters
102. LIVING AND NON-
LIVING THINGS ARE
MADE UP OF:
a) sand
b) matter
c) sand and matter
d) water
103. THE SPACE THAT
AN OBJECT OCCUPIES
IS:
a) volume
b) matter
c) water
d) weight
104. MATTER HAS THREE
STATES:
a) solid and liquid
b) solid and gas
c) solid, liquid and gas
d) liquid and gas
105. MATERIALS ARE
CLASSIFIED IN:
a) natural materials and
water
b) water and sand
c) grams and litres
d) natural materials and
artificial materials
106. WOOD IS:
a) solid
b) liquid
c) gas
d) liquid and gas

2. 107. PAPER AND GLASS
ARE:
a) man-made materials
b) natural materials
c) chemical materials
d) the states of water
108. WHERE CAN WE
FIND MINERALS?
a) in the sea
b) in the house
c) under the ground and
rocks
d) in the sky
109. MINERALS ARE:
a) natural materials
b) plastic materials
c) artificial materials
d) made of water
110. THE PROPERTIES
OF THE MINERALS ARE:
a) colour and shape
b) shine and colour
c) shape, hardness, shine
and colour
d) shape and shine
111. WE USE GOLD TO
MAKE:
a) jewellery
b) minerals
c) matter
d) metals
112. COMMON
PROPERTIES OF MATTER
ARE:
a) volume and flexibility
b) volume and mass
c) volume and strenght
d) mass and strenght

3. 113. ROCKS ARE:
a) natural materials
b) artificial materials
c) plastic materials
d) made of water
114. ROCKS ARE MADE
UP OF:
a) water
b) sand
c) water and sand
d) one or more minerals
115. WE EXTRACT
MINERALS FROM ROCKS
TO..
a) make metals
b) make plastics
c) make toys
d) clean things
116. WE USE WOOD TO
MAKE
a) plastic
b) trees
c) paper
d) minerals
117. POINT THE TRUE
SENTENCE.
a) it is not important to
recycle plastic.
b) plastic is a natural
material.
c) it is important to
recycle plastic.
d) plastic is made of
wood.
118. WE SMELL THINGS
USING OUR:
a) mouth
b) nose
c) eyes
d) ears

4. 119. POINT THE FALSE
SENTENCE.
a) perfume has a
pleasant smell
b) water has a nice smell
c) water has no smell
d) water is liquid
120. WE USE A RULER TO
MEASURE:
a) volume
b) lenght
c) weight
d) volume and weight
121. WHAT IS HEAT?
a) heat makes an object
colder
b) heat makes an object
hotter
c) heat is a warm house
d) heat is a cold house
122. THE SOURCES OF
HEAT CAN BE:
a) very big
b) very small
c) natural and artificial
d) none
123. THE SUN:
a) heats the Earth
b) heats the radiator
c) heats the house
d) heats the car
124. THE TEMPERATURE
OF AN OBJECT TELLS
US:
a) how big it is
b) how long it is
c) how hot it is
d) nothing

5. 125. HOW DO WE
MEASURE
TEMPERATURE?
a) with thermometres
b) with the body
c) with a ruler
d) with the sun
126. WE SEE OBJECTS
BECAUSE..
a) of temperature
b) of the water
c) of light
d) of the eyes
127. WHAT IS A
NATURAL SOURCE OF
LIGHT?
a) a tree
b) the Sun
c) a house
d) a bulb
128. THE PRIMARY
COLOURS OF LIGHT ARE:
a) red, green and blue
b) red, green and white
c) red, yellow and blue
d) blue, red and brown
129. OBJECTS THAT
ABSORB ALL THE
COLOURS OF LIGHT ARE:
a) black
b) red
c) white
d) yellow
130. LIGHT TRAVELS AT
SPEED OF:
a) 300.000 metres per
second
b) 300.000 Km per hour
c) 300.000 Km per
second
d) 300.000 metres per
hour

6. 131. WHEN AN OBJECT
VIBRATES..
a) the Sun shines
b) sound is produced
c) sings a song
d) the stars shine
132. WE USE
TELESCOPES TO..
a) see insects
b) see people
c) see planets and stars
d) see plants
133. MIRRORS REFLECT:
a) the numbers
b) our image
c) the insects
d) the sky
134. TO MAKE THAT
VERY SMALL OBJECTS
APPEAR BIGGER WE
USE:
a) microscopes
b) a mirror
c) the Sun
d) telescopes
135. GLASSES HELP
PEOPLE
a) to see worse
b) to see animals
c) to see better
d) to see the dolphins
136. AN ECHO..
a) is a toy
b) is an animal
c) is a reflection of sound
d) is a voice

7. 137. CAN SOUND
TRAVEL THROUGH
WATER?
a) no, it can´t
b) yes, it can
c) sometimes
d) never
138. THE SUN IS AN
ARTIFICIAL SOURCE OF
LIGHT
a) yes, it is
b) no, it isn´t
c) sometimes
d) never
139. MATERIALS DO NOT
ALLOW LIGHT TO PASS
ARE:
a) translucent
b) broken
c) opaque
d) transparent
140. MATERIALS ALLOW
LIGHT TO PASS ARE:
a) transparent
b) opaque
c) translucent
d) new
141. WHAT IS ENERGY?
a) energy is a metal
b) energy is an animal
c) energy doesn´t make
objects move
d) energy makes objects
move

8. 142. WHERE DOES ENERGY
COME FROM?
a) energy comes from the
Sun and oil
b) energy comes from oil and
coal
c) energy comes from water
and oil
d) energy comes from the
Sun, oil, coal, water and wind
143. POINT THE
CORRECT SENTENCE
a) humans don´t need energy
to live
b) humans need energy to
live
c) humans need fuel to live
d) humans need petrol to live
144. THE GROUPS WE
CAN DIVIDE ENERGY
SOURCES ARE:
a) Sun and oil
b) oil and petrol
c) renewable and non-
renewable sources
d) renewable and petrol
145. THE SUN AND THE
WIND ARE:
a) fossil fuels
b) renewable energy
sources
c) non-renewable energy
sources
d) electricity
146. OIL AND COAL ARE:
a) non-renewable energy
sources
b) renewable energy
sources
c) forces of nature
d) food
147. COAL IS:
a) a sedimentary rock
b) a plant
c) an animal
d) a natural gas

9. 148. WE USE OIL TO
MAKE:
a) plants
b) newspapers
c) fuel
d) water
149. CARS, PLANES AND
OTHER VEHICLES USE
______ TO MOVE.
a) water
b) fuel
c) gravity
d) coal
150. COAL, OIL AND
NATURAL GAS ARE:
a) unlimited resources
b) big resources
c) limited resources
d) renewable energy
sources
151. NATURAL GAS IS
USED FOR..
a) drinking
b) eating
c) playing
d) cooking and heating
152. WHAT DOES THE
SUN PRODUCE?
a) the Sun produces
electricity
b) the Sun produces oil
c) the Sun produces fuel
d) the Sun produces solar
energy
153. HOW DO WE
TRANSFORMATE SOLAR
ENERGY INTO
ELECTRICITY?
a) with the Sun
b) with water
c) with solar panels
d) with fuel

10. 154. TO MAKE
ELECTRICITY FROM
WIND ENERGY WE USE:
a) wind
b) water
c) wind turbines
d) solar electricity
155. GROUPS OF WINDS
TURBINES ARE LOCATED
IN..
a) the sea
b) solar panels
c) windy places
d) dry places
156. THE ENERGY THAT
MAKES WATER MOVE IS
CALLED:
a) dry energy
b) water energy
c) solar energy
d) wind energy
157. WE USE ____ IN OUR
CARS.
a) electricity
b) petrol
c) natural gas
d) water
158. ELECTRICITY
TRAVELS TO OUR
HOUSES THROUGH..
a) natural gas
b) petrol
c) cables
d) water

11. 159. WE USE NATURAL
GAS TO..
a) eat
b) drink
c) sleep
d) heat our homes and
for cooking
160. FOR SAVING
ELECTRICITY WE MUST..
a) switch of the light when
we leave the room
b) switch on the light when
we leave the room
c) switch on the music player
when we are not using it
d) leave the fridge door open
for too long
161. OIL IS A
a) dark liquid
b) natural gas
c) sedimentary rock
d) solar energy
162. WHY DO WE USE
MACHINES?
a) they make our work
easier
b) they make our work
more difficult
c) they don´t help us
d) they don´t work
163. LEVERS AND RAMPS
ARE:
a) compound machines
b) not machines
c) simple machines
d) big machines
164. WHEELS AND
PULLEYS ARE:
a) compound machines
b) simple machines
c) broken machines
d) big machines

12. 165. LEVERS MAKE IT
EASIER TO..
a) open windows
b) close windows
c) lift heavy objects
d) down heavy objects
166. WE USE RAMPS TO
MOVE HEAVY OBJECTS..
a) up or down
b) from right to left
c) from left to right
d) in water
167. WE USE WHEELS IN:
a) cars and bycicles
b) houses
c) boats
d) animals
168. WE USE PULLEYS
TO:
a) open windows
b) close windows
c) open doors
d) lift or lower objects
169. COMPOUND
MACHINES ARE UP OF:
a) various simple
machines
b) water
c) water and sand
d) sand
170. NAME TWO
COMPOUND MACHINES
a) levers and ramps
b) ramps and wheels
c) scissors and cars
d) wheels and levers

13. 171. GEARS ARE MADE
UP OF:
a) levers
b) pulleys
c) wheels
d) ramps
172. IN WHICH
MACHINES DO WE USE
GEARS?
a) in scissors
b) in pulleys
c) in ramps
d) in bycicles
173. WE USE BRAKES
TO..
a) go more slowly or stop
b) go up
c) go down
d) open doors
174. WE USE FRIDGES
TO..
a) keep food warm
b) keep food cold
c) cook
d) iron
175. WE USE WASHING
MACHINES TO:
a) wash the house
b) wash the floor
c) wash our clothes
d) do the homework
176. WHICH ELECTRICAL
APPLIANCE DO WE USE
TO WASH OUR
CLOTHES?
a) a fridge
b) an iron
c) a washing machine
d) a door

14. 177. WHAT MACHINES
DO WE USE AT SCHOOL?
a) irons and fridges
b) computers and
calculators
c) washing machines and
fridges
d) iron and washing
machines
178. A BIKE IS A:
a) electric machine
b) pulley
c) compound machine
d) simple machine
179. THE _____ ARE AN
IMPORTANT PART OF
VEHICLES
a) pulleys
b) wheels
c) glasses
d) seats
180. SCISSORS ARE AN
EXAMPLE OF:
a) manual tool
b) motor bike
c) train
d) bike