Explanation

First documented European landing in Australia in 1606 was Willem Janszoon

Explanation

Dynamite was invented by Swedish chemist Alfred Nobel in the 1860s.

Alfred Nobel the first safely manageable explosive stronger than black powder.

Explanation

If x, y, and z are in proportion, then the correct option will be x: y:: y: z.

Step-by-step explanation:

A proportion is an equation in which two ratios are set equal to each other.

If 3 numbers are in proportion to each other then their ratios should be equal to one another.

ND12_8_2023

Explanation

Karl Landsteiner discovered ABO blood group system.

He was an Austrian scientist.

Karl Landsteiner received Noble Prize in 1930

Blood Group System was discovered in 1900.

Explanation

Thomas Savery is considered the inventor of the first commercially used steam-powered device.

In 1698, he patented a steam-powered pump designed to remove water from mines.

Explanation

Samsung Group, or simply Samsung is a South Korean multinational manufacturing conglomerate headquartered in Samsung Digital City, Suwon, South Korea.

Explanation

Johannes Kepler published his first two laws about planetary motion in 1609, having found them by analyzing the astronomical observations of Tycho Brahe.

Kepler's third law was published in 1619.

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RY 15-01-2023

Explanation

The earliest known use of paper money in China is from the Tang dynasty.

Tang dynasty lasted from the year 618 to 907 AD.

Explanation

Muḥammad ibn Mūsā al-Khwārizmī was a Persian polymath who produced vastly influential works in mathematics, astronomy, and geography.

Around 820 CE he was appointed as the astronomer and head of the library of the House of Wisdom in Baghdad.

Explanation