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WorksheetsKhoa học, lịch sử, địa lý_STemhouse2
Total questions: 30
Worksheet time: 15mins
How are mixtures and solutions different form each other?
There are no differences
Once combines chemically the other combines electronically
They have more than one element in them
The mixture combines physically, and the solution is not easily separated
Which of the following methods is the best way for separating and collecting all the substances from a solution?
Distillation (chưng cất)
Deposition (lắng)
Evaporation
Filtration
What is the simplest way to separate the mixture of oil and water?
Distillation
Deposition
Evaporation
Filtration
How can the people in Ninh Thuận collect salt from seawater?
Distillation
Deposition
Evaporation
Filtration
How can we speed up the evaporation process when hanging clothes?
Increase the surfaces (e.g stretching the clothes when hanging)
Increase the heat absorbed (e.g find the sunny place to hang)
Increase the speed of particles (e.g find a windy place to hang)
All of the above
Which is a cultural feature of Mekong Delta?
Gong festival
Bamboo dance
Floating market
All of the above
What is the biggest economic center in Mekong Delta?
Kiên Giang
Cần Thơ
Long An
Mỹ Tho
Where is Trị An Lake located?
Đồng Nai
Bình Dương
Hồ Chí Minh City
Bà Rịa – Vũng Tàu
Southeast region is the biggest center of ………… in Vietnam
industry
agriculture
forestry
fishery
Which of the following provinces/ cities does NOT belong to Southeast region?
Ho Chi Minh City
Bình Thuận
Tây Ninh
Bình Phước
What are the alloys of iron?
Aluminum and copper
Cast iron and steel
Lead and aluminum
Steel and copper
Why don’t we burn plastic trash?
Because we do not have enough fuel.
Because plastic is non-flammable.
Because plastic is not harmful to the environment
Because burning plastic releases harmful smoke.
Which sentence is FALSE?
Glass is waterproof and fragile.
Glass is hard and non-flammable (not likely to burn easily).
Glass can be made from sand.
Glass can conduct electricity.
What is plastic made from?
Iron
Sand
Petroleum
Clay
Plastic trash can take up ______ to decompose in landfills
1 year
10 years
100 years
1000 years
Why is plastic widely used?
Plastic is cheap.
Plastic is durable.
Plastic is harmful.
A and B are correct.
When did Emperor Lý Thái Tổ relocate the imperial capital to Đại La?
1001
1004
1009
1010
Why did Emperor Lý Thái Tổ relocate the capital to Đại La?
Because it was located in a spacious flatland and surrounded by rivers and lakes.
Because it was the place where Emperor Lý Thái Tổ was born.
Because it was surrounded by mountains and marshland (vùng đầm lầy).
Because it was believed to bury a long forgotten treasure from previous dynasties.
Under the Lý dynasty, when did the resistance against the Song start?
In 1010
In 1076
In 981
In 918
To defend the Song attack, Lý’s army ordered to build a defense system by …………… river?
Bạch Đằng
Như Nguyệt
Hồng
Mekong
Which of the following is an electrical insulator?
Gold
Rubber
Aluminum
Copper
Which of the following is an electrical conductor?
Dry wood
Plastic
Silver
Glass
A material which is NOT an electrical insulator _______.
does not allow electricity to pass through it easily
does not allow heat to travel through it easily
allows heat to travel through it easily
allows electricity to pass through it easily
Rubber is a good ________ material but plastic is not
elastic
flexible
breathable
insulating
Which could not be a natural fiber?
Nylon
Cotton
Linen
Silk
What is a property of cotton cloth?
Breathable
Shimmering
Conductive
Strong
Where does Red river start from?
Vietnam
China
Cambodia
Laos
Which city/province does NOT belong to Red River Delta region?
Hải Dương
Bắc Ninh
Hà Nội
Hòa Bình
In which of the following cities/provinces does the Sea Festival take place?
Nha Trang
Đà Lạt
Cà Mau
Huế
Which of the following cities does NOT belong to Central Coast?
Huế
Đà Lạt
Đà Nẵng
Nha Trang
