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WorksheetsScience final test part 2
Total questions: 38
Worksheet time: 19mins
What kind of energy is represented in the picture?
Electrical energy --> Kinetic energy + Heat energy
Electrical energy --> Sound energy
Chemical potential energy --> Electrical energy + Kinetic energy
What is energy conversion that can be occurred in this picture?
Light energy --> Heat energy
Kinetic energy to --> Sound energy
Chemical potential energy --> Electric energy
Idan, Sidqi and Owen are going on a camping. After walking for about an hour, they finally reach the destination, a Camp Adventure. They build a tent along the river. Sidqi and Owen collect some firewood. At night, they sing around the campfire.
Which is the energy conversion of chemical potential energy to kinetic energy that takes place in the story?
Burning of camfire
Building a tent
A and B are correct
A change in the appearance of a material. Change in appearance includes changes to shape, size, or texture of material. What type of changes is that?
Reaction
Chemical
Physical
Which is the picture below that show energy conversion from chemical potential energy to heat energy?
Can energy be created or destroyed
No, It cannot but it can change to another energy
Yes, It can be created and destroyed
All answer are correct
Energy source, wires, output device and switch are the four components that are connected to form ......
A circuit diagram
An eletrical circuit
An electrical conducter
What is the function of the wires?
To controls the flow of the electrical current in circuit
To connect one component of the circuit to another for electric current to flow
To represent an actual electric circuit
Which one is represents the parallel circuit?
Which one is the symbol of bulb?
Which one is CORRECT !
In a parallel circuit, when one bulb blows, the other bulbs in the circuit are not affected
In a serries circuit, when one bulb blows, the other bulb in the circuit are not affected
In a parallel circuit, when one bulb blows, the other bulbs in the circuit are affected
The oceans are constantly moving from hight tide to low tide, ang back to hight tide.
The duration between the two high tide is about ...
12 hours and 12 minutes
24 hours
12 hours and 25 minutes
Can energy be created or destroyed?
No, It cannot but it can change to another energy
Yes, It can be created and destroyed
All answer are correct
Why the pencil appears bent in water?
It is because light make the water dispersion
It is because light always travels in a straight line
It is because light speed of light changes as it enter a different medium
Which of the following is not true about a solar eclipse?
It occurs when the Moon’s shadow falls on the Earth’s surface at that time
It occurs when the Moon on the opposite side
It occurs when the moon passes directly between the Sun and Earth
Some countries have different seasons during the year. They are spring, summer, autumn and winter. How do seasons occur?
Earth’s tilt and revolution
Earth’s tilt and rotation
Earth’s rotation and revolution
Write the energy conversion in this picture?
Chemical potential energy = Light energy + Heat energy
Kinetic Energy --> Sound Eneegy + Chemical energy
Chemical potential energy --> Kinetic energy + Sound energy
Which one is represents the parallel circuit?
Which statement below is correct about chemical change?
a material that changes in appearance include its size, shape or texture
a material can return to the original form
a material changes because of chemical reaction with other substances
Which is is NOT of physical change?
There are mixture consist sand, salt and water. How to separate salt from the sand?
Filtration and evaporation
Decanting and evaporation
Sieving and filtration
What method to separate sand and gravel in this picture?
Sieving
Filtration
Decanting
Which one is chemical change?
We can carry out sieving to separate a mixture only if ....
The solid substances are insoluble in liquid
The solid substances are soluble in liquid
The solid substances have different sizes
The transfer of heat in a fluid due to uneven densities in it is called ...
Radiation
Convection
Conduction
In a coffee machine, the ground coffee is separated from the coffee solution by using ...
Filter paper
Sand paper
Gravelpaper
What the energy conversion in this picture?
Chemical energy --> Heat energy
Light --> Heat energy
Electrical energy --> Heat energy
Idan, Sidqi and Owen are going on a camping. After walking for about an hour, they finally reach the destination, a Camp Adventure. They build a tent along the river. Sidqi and Owen collect some firewood. At night, they sing around the campfire.
What is the energy conversion when they are walking to a Camp Adventure?
Chemical potential energy → heat energy
Kinetic energy → heat energy
Chemical potential energy → kinetic energy
The rainbow forms because ................... of light through the prism
Reflation
Conduction
Dispersion
instrument that can be used to observe small object and makes an object appear larger than it actually is called ....
Telescope
Microscope
Spectacles
We need telescope to observe something in some occasions. Why do we need it?
Telescope aloe us to view tiny object
Telescope aloe us to view nearby object
Telescope aloe us to view far object
Which one is physical change?
Which one is the advantage of parallel circuit?
One of the bulb in the chandelier is broken but the others are still working
The bulb lights can not become brighter even if we add a power source in parallel connection
The light from the torch is strong because it uses three baterries that are arranged in circuit
This image is showing us a …
Solar eclipse
Lunar eclipse
Earth eclipse
A swimming pool often seems shallower. Why can that be happened?
Reflaction
Dispersion
Refraction
Which of the following is an example of convection?
What is the heat transfer method that shown in the picture?
Conductio
Convection
Radiation
How to make the electric circuit working well?
Wire, bulb, battery and switch must be open circuit
Wire, bulb, battery and switch must be unattached circuit
Wire, bulb, battery and switch must be closed circuit
