WorksheetsScience Year 4 Module 1
Total questions: 40
Worksheet time: 20mins
Which recorded measurement is correct?
39mL
40mL
38mL
34.0mL
Look at the picture given. Choose the most suitable manipulative skill.
Use and handle apparatus and subtance
Handle specimens
Sketch specimens, apparatus and subtances
Clean apparatus
The diagram shows three types of breathing organs in humans. Which is the correct labeling?
A. Nose, B. Lungs, C. Trachea
A. Nose, B. Trachea, C. Lungs
A. Trachea, B. Nose, Lungs
A. Lungs, B. Trachea, C. Nose
Which is the correct passage of air movement when humans exhale
Nose - Lungs - Trachea
Nose - Trachea - Lungs
Trachea - Nose - Lungs
Lungs - Trachea - Nose
The process of expelling food wastes which cannot be digested from the body is called
Excretions
Defecation
What conclusion can be made from this information?
Everybody needs to breathe to live
Everybody needs air to breathe
Each person has a different breathing rate
Each person has different breathing organs
Which of the following is not true?
Excretion is necessary to maintain our health
Excretion helps expel toxic waste materials from our bodies
Continuous accumulation of waste materials in our bodies can result in death
Waste materials that are not expelled can be reused by other organs in our bodies
All below are animals breathing organs EXCEPT:
Lungs
Moist skin
Spiracles
Kidney
Which animal have the same breathing organ with this animal?
1)Lungs
2)Moist Skin
Which of the following animals breathes through both of these breathing organs?
What is the meaning of vertebrates?
Animals with backbones
Animals without backbones
Animals which have scales
Animals which have hard shells
Which animals are invertebrates?
Which characteristics is NOT belongs to this group of animal?
Cold blooded
Moist skin
Breathe with lungs
Lay eggs
How do plants respond to gravity?
The roots and stem both
grow downward.
The roots and stem both
grow upward.
The roots grow downward and
the stem grows upward.
The roots grow upward and the
stem grows downward.
What type of stimuli that cause the following response in this plant?
light
gravity
touch
water
How do stems respond to light?
It grows away from the light
It grows towards the trees
It grows towards the roots
It grows towards the light
Diagram shows an observation made at the end of experiment. What conclusion can be made from the observation?
The shoot respond to food
The root respond to gravitational pull
The leaves respond to touch
The shoot respond to water
What is the aim of the investigation?
to investigate the movement of light
to investigate the reflation of light
to investigate the refraction of light
Two students look into the flame of the candle using a hose. One is straight and the other is bent. Why can’t the girl see the flame of the candle?
Because the boy takes all the light.
Because she has a problem with her eyesight.
Because light cannot bend around objects.
Which of the following shows the principle of reflection of light
(Tick 2 answers)
Refraction of light means ______________
when the light travels from two different medium and bending
when light bouncing when hits a surface
a polished surface which reflects an image
allowing light but not detail to pass through
The bending of light when it passes though a medium, such as water or a prism
Reflection
Refraction
Absorbtion
Medium
What is sound?
Sound is produced by vibrations
Sound is produced by songs
Sound is produced by humans
Sound is produced by machines
Iris and her family just moved into a new house. As she speaks in the empty room, she hears her own voice again. Why?
Because of the echo.
Because of the ultrasonic sound
Because she speaks too loud
Because she is using the sonar technology.
Useful effects of sound..
Allow us to communicate
Indicates emergency alert.
Can cause hearing problems
Cause disturbance and stress
Which of the following is the main source of energy ?
Wind
Sun
Water
Fossil Fuels
Identify a correct transformation of energy from the picture.
chemical energy--〉 light energy
electrical energy---〉 kinetic energy
chemical energy--〉kinetic energy
What is energy?
moving energy
renewable energy
stored energy
The ability to do work.
According to the Law of Conservation of Energy...
energy changes form
energy flows from one material to the next
energy can be created and destroyed
energy cannot be created or destroyed
Here is the properties of materials. If we can see through it, it called....
strong
observant
flexible
transparent
The following shows a picture of a hammer. The part marked X should be made of ______________. State a reason for your answer.
Steel. It is strong and can withstand heavy knocks.
Glass. It is waterproof.
Ceramic. It is a poor conductor of heat.
Aluminium. It is a good conductor of heat.
How long does it take earth to make one revolution around the sun?
12 hours
24 hours
365 ¼ days
30 days
What do we call Earth's path as it revolves around the sun?
pathway
rotation
orbit
revolution
A worker is facing difficulty to carry boxes out of the lorry. Which simple machine can help the worker?
Lever
Wedge
Inclined plane
Gear
What is a simple machine?
Apakah maksud mesin ringkas?
a device that has only one working motor
alat yang berfungsi dengan satu motor
a device that makes work easier
alat yang melakukan kerja dengan mudah
a device that makes more work for a job
alat yang melakukan kerja yang lebih banyak
device that is made up of two or more machines
alat yang terdiri daripada dua atau lebih mesin
What does Ameer need to do to make his work easier?
Apakah yang perlu Ameer lakukan supaya kerjanya menjadi lebih mudah?
Use a longer stick
Gunakan batang kayu yang lebih panjang
Apply stronger pushing force
Kenakan daya tolakan yang lebih kuat
Move the small stone closer to the big stone
Alihkan batu kecil lebih dekat kepada batu besar
Reduce the distance between Ameer and small stone
Kurangkan jarak di antara Ameer dengan batu kecil
Which picture shows a pulley?
What is the definition of a complex machine?
Machines that are big and expensive
A combination of more than 1 simple machine
Machines that have wheel
