General Knowledge Quiz

What is the primary purpose of the B-2 stealth bomber?

• To serve as a passenger transport aircraft

• To conduct aerial reconnaissance missions

• To provide air support for ground troops

• To conduct long-range missions

Which company was responsible for the development of the B-2 stealth bomber?

• Airbus

• Lockheed Martin

• Northrop Grumman

• McDonnell Douglas

What is a unique design feature of the B-2 that helps it evade radar?

• It has a circular shape

• It uses a mirror-like reflective surface

• It is made of titanium

• Its flying wing design

Approximately how many B-2 bombers are currently in the U.S. Air Force?

• 5

• 21

• 50

• 100

What is the approximate maximum range of the B-2 stealth bomber without refueling?

• 1500 miles

• 3000 miles

• 6000 miles

• 10000 miles

Why did John Philip Holland design his submarine like a whale?

• Because whales are good at swimming underwater.

• Because it’s look cool.

• Because it’s easy.

• Because it’s beautiful.

How did copying a whale help a submarine?

• It helped the submarine to move better and easily to dive in.

• It helped to look good.

• It helped to stay underwater.

• It helped to see the animals in the sea.

Do you think building a submarine is expensive? Why?

• Yes it is. Because the supply is so expensive.

• No it is. Because it look cheap.

• No it is. Because it’s not.

• No it is. Because it’s easy to build.

What are the advantages of John Philip Holland’s submarines?

• Allowed people to stay underwater, allow to see everything, could stay longer, good for surprise attacks, new ways of fighting.

• Allow people to stay underwater.

• Used both gas and electric power.

• Quiet.

What are the disadvantages of John Philip Holland’s submarines?

• Small and cramped, not very strong, expensive to build.

• Small.

• Big.

• Huge.