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Worksheets4th Quarter Test in SCIENCE -3
Total questions: 60
Worksheet time: 48mins
Water is used for ?
jumping
dancing
drinking
walking
Water is used to put out fire.
True
False
Plants and Animals also need water to live.
True
False
Where does water come from?
rain
space
Mars
Milkyway
______________ is a source of water.
Ocean
Mountain
Valley
Fields
These are the sources of water.
Lakes
Sea
River
All of the above
Ground water and _______________ water are the two sources of water based on the location where water is found.
underground
above ground
surface water
space water
Water found in lakes is
fresh
marine
salty
wasted
Name the Picture
The largest body of water
Ocean
Pond
Sea
Lake
People build dams to collect the ................
salt water
rain water
juice
ocean water
Which water source is saltwater?
lake
ocean
pond
river
Which water source flows through land and meets the ocean?
ocean
lake
pond
river
Which water source is small and a great home for frogs?
ocean
lake
pond
river
Which water sources can we drink from?
freshwater
saltwater
Which water source covers most of the Earth?
ocean
river
lake
pond
Why is clean water important?
All life on Earth depends on clean water to live and grow.
We need clean water for recreational activities.
We need bodies of water for transportation
We need water to regulate the temperature on Earth.
Why does plant need water?
To make food through photosynthesis
To reproduce
To grow
All of the above
Identify the given picture
beautiful house
under ground water
rain water harvesting
Keeping the water running while you brush your teeth wastes a lot of water
True
False
Keeping the water running while you brush your teeth wastes a lot of water
True
False
When you tap the bowl as shown in the picture, it makes the rice gains ___________
vibration
vibrate
more
less
The rice grain moves ________________when you tap the bowl gently.
vibration
more
less
vibrate
What Causes Sound?
A Strike that causes vibrations
A loud noise that goes everywhere
Air moving every direction
A boom that makes huge vibrations
What Medium does Sound Travel through fastest ?
Solid
Gas
Liquid
Skin
What Medium does sound travel through slowest?
Liquid
Gas
Solid
Skin
Are sound waves 3D?
Yes
NO
__ is when a sound wave bounces off a hard surface.
refraction
reflection
absorption
Sound travels slower in __ air because the particles have less energy.
warmer
cooler
hot
What transformation will take place in an improvised generator?
mechanical energy into electrical energy
electrical energy into mechanical energy
alternating current into direct current
direct current into alternating current
What basic principle enables ALL electric motors to operate?
Iron is the only element that is magnetic
Opposite electric charges attract and like charges repel.
A moving conductor within a magnetic field will experience an electromotive force.
A current-carrying conductor placed within a magnetic field will experience a magnetic force.
In large generators in power plants, ___________ rotate inside a coil of wire to produce an electric current.
Water
Wind
Magnets
Circuits
What do we call a device that converts electricity into mechanical movement?
Electric Generator
Electric Coil
Electric Charge
Electric Motor
Atoms that have a positive charge will be ATTRACTED to atoms with a ___________ charge.
positive
negative
neutral
Which of these forces works only by combining electric and magnetic forces?
Magnetic
Electric
Electromagnetism
This force occurs when there is an attractive and repulsive force between two poles.
Magnetic
Electric
Electromagnetism
In a magnet the opposite poles will ___________.
attract
repel
What makes an electromagnet stronger?
greater number of loops
smaller number of loops
decreasing the current
decreasing the voltage
Which of the options are mediums of sound?
Air
Water
Metal
All of the above
Why is sound able to travel faster through a solid than a gas?
Gas molecules are packed tightly.
Sound does not travel faster through a solid than a gas.
Solid molecules are packed tightly.
Gas molecules move slowly.
Sound is produced by -----
Heat energy
Low temperatures
Vibrations
Friction
True or False: Sound waves are faster than light.
False
True
Areas of increased pressure on a sound wave are known as a ----
Rarefaction
Compression
Frequency
Amplitude
Sound plays a vital role in our daily living. Communication is one among of its
uses. Can we also use sound in emergency response?
No, because sound is used only for communication.
No, because it leads others in panic if a loud sound will be produced.
Yes, because a loud sound can drive away a strong typhoon or flood.
Yes, because a loud sound can be the fastest way inform the community
that a disaster might come.
Which of the following statements BEST describes the relationship between a
sound and medium?
Sound is affected by different media.
Sound cannot pass in different media except in gas.
Sound is affected by different molecules of each given material. Thus, it
makes this travels fast and slow.
Sound is not affected by different molecules of each given material. Thus,
it makes this travels fast and slow.
What makes sounds travel faster in solid than in gas?
The arrangement of molecules
The arrangement of the container
The temperature of each material
The temperature of each container
How do humans benefit from sound?
It is used for respiration.
It is used for circulation.
It is used for communication.
It is used for the decomposition of wastes.
What will happen if our ear absorbs high intensity sound?
Some parts of the ear will carry out 50% of its function.
Our ears would be damaged but it will take hours to function normally.
Our ears will no longer perform its function and we will become deaf.
The organ will be more functional as it is resistant from high intensity
sound.
Generally speaking, the darker a soil means _______
contains more nutrients
indicate lack of nutrients
Which kind of soil do we use in constructing our buildings and houses?
clay
sand
loam
silt
Have very fine particles.
Gravel
Sand
Silt
Clay
Have extremely fine particles that stick together when wet.
Gravel
Sand
Silt
Clay
Which kind of soil is best for plant growth?
clay soil
sand soil
silt soil
loam soil
_______ is the type of soil used most often with plants and on farms. It is a mixture of clay, sand, and silt.
loam
soil
dirt
This type of soil is sticky when wet and hard when dry.
clay
silt
sand
gravel
