Question # 1

Who discovered the moon of Jupiter in 1610?

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Brahe

Newton

Galileo

Copernicus

One meters is equal to __yards?

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1.094 y

1.105 g

1.012 y

1.214 y

Who discovered neutrons?

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Chadwick

Thomson

Rutherford

Goldstein

Which is not a telescope?

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Microscope

Reflector

Dobsonian

Refractor

One centimeter is equal to ____inches

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0.03937

0.00393

0.3937

0.03739

Which metal's earlier name was ''wolfram'' which explains its symbol, ''W" it melts at about 3410 degrees Celsius , which is the highest melting point of all metals , it is commonly used as the filament of light bulbs.

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Cobalt

Radium

Tungsten

Uranium

Which one of the following metals does not react with water produce hydrogen:

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Sodium

Potassium

Lithium

Cadmium

Which device converts electrical energy into mechanical energy

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Generator

Steam engine

Electrical motor

Loudspeaker

Nautical mile is a unit of:

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Amount of Substance

Length

Distance in Navigation

Work

Atmospheric nitrogen in soil is fixed by:

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Ceraels

pulses

Sugarcane

Cotton

In a pressure clicker cooking is faster because increase in vapour pressure:

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Increase the boiling point

Increase the specific heat

decrease the specific heat

decrease the boiling point

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