問題一覧
1
The earliest writing that we know of from China was on animal bones, which are called
oracle bones
2
decimal or base ten system was first developed by the Chinese.
abacus
3
The compass was a wooden circle with markings on it, and a magnetic spoon on top, used for religious purposes.
magnetic compass
4
Scientists made _____ by mixing sulphur, charcoal and potassium nitrate.
gunpowder
5
were actually bamboo cases filled with gunpowder with a fuse on the side used to scare off enemies during the war.
fireworks
6
were first invented in China during Chou dynasty.
kites
7
- Zhang Heng invented the earthquake detecting tool called
seismoscope
8
is a bow set horizontally on a stock.
cross bow
9
were made of bamboo spines that stick out in the shape of a semicircle with silk wrapped around it.
fans
10
were used by farmers to plant seeds into the soil at uniform depth, Without this tool, farmers otherwise would toss the seeds with hands over the ground resulting in wastage and uneven growth
seed drills
11
This was one of the major developments in ancient Chinese agriculture, It was first developed in 4th century BC. Later on it was more popular and used commonly during the Han dynasty,
iron plough
12
This is made of special white clay which has a lot of kaolin in it.
porcelain
13
was made from the cocoons of silkworms.
silk
14
are basically hand driven vehicles with two handles on the rear side for a person to push ahead. Chuko Liang was the inventor of wheelbarrow.
wheelbarrow
15
Early civilization in India emerged in river valleys, the valleys of the Indus River supported a flourishing civilization that extended hundreds of miles from the Himalayas to the coast of the Arabian Sea.
indus-hindu civilization
16
presented astronomical and mathematical system that took the earth to spin on its axis and considered the motions of the planets with respect to the sun (heliocentric) are elliptical. He also made an accurate approximation of the Earths circumference and diameter, and also discovered how the lunar eclipse and solar eclipse happen for the first time. He also propounded the Heliocentric theory of gravitation, thus predating Copernicus by almost one thousand years.
aryabhata
17
was the head of the astronomical observatory at Ujjain estimated in the 7th century that the circumference of the earth was 5000 yojanas
brahmagupta
18
became the first Indian to go to outer space.
rakesh sharma
19
lunar constellations) to calculate a month. Each month can be divided into 30 lunar tithis (days). There are usually 360 or 366 days in a year.
nakshatras
20
is actually one of six major observatories built by the Maharajah.
jantar mantar
21
Minoan civilization was an Aegean Bronze Age civilization, ruled by
king minos
22
is a mountainous island with natural harbors located midway between Turkey, Egypt and Greece.
crete
Gaspe
Gaspe
anika kim Barbachano · 40問 · 1年前Gaspe
Gaspe
40問 • 1年前macro prelim
macro prelim
anika kim Barbachano · 79問 · 1年前macro prelim
macro prelim
79問 • 1年前sts prelim 1/2
sts prelim 1/2
anika kim Barbachano · 36問 · 1年前sts prelim 1/2
sts prelim 1/2
36問 • 1年前sts half
sts half
anika kim Barbachano · 75問 · 1年前sts half
sts half
75問 • 1年前問題一覧
1
The earliest writing that we know of from China was on animal bones, which are called
oracle bones
2
decimal or base ten system was first developed by the Chinese.
abacus
3
The compass was a wooden circle with markings on it, and a magnetic spoon on top, used for religious purposes.
magnetic compass
4
Scientists made _____ by mixing sulphur, charcoal and potassium nitrate.
gunpowder
5
were actually bamboo cases filled with gunpowder with a fuse on the side used to scare off enemies during the war.
fireworks
6
were first invented in China during Chou dynasty.
kites
7
- Zhang Heng invented the earthquake detecting tool called
seismoscope
8
is a bow set horizontally on a stock.
cross bow
9
were made of bamboo spines that stick out in the shape of a semicircle with silk wrapped around it.
fans
10
were used by farmers to plant seeds into the soil at uniform depth, Without this tool, farmers otherwise would toss the seeds with hands over the ground resulting in wastage and uneven growth
seed drills
11
This was one of the major developments in ancient Chinese agriculture, It was first developed in 4th century BC. Later on it was more popular and used commonly during the Han dynasty,
iron plough
12
This is made of special white clay which has a lot of kaolin in it.
porcelain
13
was made from the cocoons of silkworms.
silk
14
are basically hand driven vehicles with two handles on the rear side for a person to push ahead. Chuko Liang was the inventor of wheelbarrow.
wheelbarrow
15
Early civilization in India emerged in river valleys, the valleys of the Indus River supported a flourishing civilization that extended hundreds of miles from the Himalayas to the coast of the Arabian Sea.
indus-hindu civilization
16
presented astronomical and mathematical system that took the earth to spin on its axis and considered the motions of the planets with respect to the sun (heliocentric) are elliptical. He also made an accurate approximation of the Earths circumference and diameter, and also discovered how the lunar eclipse and solar eclipse happen for the first time. He also propounded the Heliocentric theory of gravitation, thus predating Copernicus by almost one thousand years.
aryabhata
17
was the head of the astronomical observatory at Ujjain estimated in the 7th century that the circumference of the earth was 5000 yojanas
brahmagupta
18
became the first Indian to go to outer space.
rakesh sharma
19
lunar constellations) to calculate a month. Each month can be divided into 30 lunar tithis (days). There are usually 360 or 366 days in a year.
nakshatras
20
is actually one of six major observatories built by the Maharajah.
jantar mantar
21
Minoan civilization was an Aegean Bronze Age civilization, ruled by
king minos
22
is a mountainous island with natural harbors located midway between Turkey, Egypt and Greece.
crete