Everyday Science 2141 MCQs [All-Courses]

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If a rocket is launched with a velocity less than the escape velocity of Earth, it will:

A Escape the Earth’s gravitational field

B Enter into an elliptical orbit around the Earth

C Fall back to Earth

D Travel to another planet

Review Detailed Answer

Correct Answer: Fall back to Earth

Potassium nitrate is used in__________?

A Medicine

B Fertilizer

C Salt

D Glass

Review Detailed Answer

Correct Answer: Fertilizer

Escape velocity depends on ________?

A Mass of the object trying to escape

B Radius of the planet or celestial body

C Both mass and radius of the planet or celestial body

D The velocity of the rotating planet

Review Detailed Answer

Correct Answer: Both mass and radius of the planet or celestial body

The gases used in different types of welding would include:__________?

A oxygen and hydrogen

B oxygen, hydrogen, acetylene and nitrogen

C oxygen, acetylene and argon

D oxygen and acetylene

Review Detailed Answer

Correct Answer: oxygen and acetylene

What is the escape velocity on Earth?

A 7.9 km/s

B 9.8 km/s

C 11.2 km/s

D 12.4 km/s

Review Detailed Answer

Correct Answer: 11.2 km/s

Which of the gas is not known as green house gas?

A Methane

B Nitrous oxide

C Carbon dioxide

D Hydrogen

Review Detailed Answer

Correct Answer: Hydrogen

Pen and a home which will need more velocity to escape from the earth?

A pen needs less velocity

B home needs more velocity

C both need the same velocity

D none

Review Detailed Answer

Correct Answer: both need the same velocity

Which of the following is a tissue?

A Blood

B Lungs

C Kidney

D pancreas

Review Detailed Answer

Correct Answer: Blood

‘Magnetometer’ is used to measure: ______________?

A Air Pressure on Ships

B Electromagnetic Force in Space Devices

C Changes in the Earth’s Magnetic Field

D Changes in Oceanic Current

Review Detailed Answer

Correct Answer: Changes in the Earth’s Magnetic Field

The chemical name of chalk is

A Sodium nitrate

B Zinc sulfate

C Sulphuric acid

D Calcium carbonate

Review Detailed Answer

Correct Answer: Calcium carbonate

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Everyday Science 2141 MCQs [All-Courses]

All Topics 2141

All Topics 2141

If a rocket is launched with a velocity less than the escape velocity of Earth, it will:

Potassium nitrate is used in__________?

Escape velocity depends on ________?

The gases used in different types of welding would include:__________?

What is the escape velocity on Earth?

Which of the gas is not known as green house gas?

Pen and a home which will need more velocity to escape from the earth?

Which of the following is a tissue?

‘Magnetometer’ is used to measure: ______________?

The chemical name of chalk is

Contact Info

Everyday Science 2141 MCQs [All-Courses]

All Topics 2141

All Topics 2141

Everyday Science 2136

If a rocket is launched with a velocity less than the escape velocity of Earth, it will:

Potassium nitrate is used in__________?

Escape velocity depends on ________?

The gases used in different types of welding would include:__________?

What is the escape velocity on Earth?

Which of the gas is not known as green house gas?

Pen and a home which will need more velocity to escape from the earth?

Which of the following is a tissue?

‘Magnetometer’ is used to measure: ______________?

The chemical name of chalk is