What speed is considered Hypersonic?

• Any speed Mach 4 and above

• Any speed Mach 5 and above

• Any Speed Mach 6 and above

• Above Mach 25

Answer explanation

The upper limit of Hypersonic in Earth atmospheres is about Mach 25 or 25 times the speed of sound.

What does SCRAMJET stand for?

Fiber lasers are lasers in which the active medium is optical fibre which has been doped with rare elements, most often __________.

• Einsteinium

• Iridium

• Neon

• Erbium

• Tobasco

In recent years the US Navy deployed a solid state laser weapon system (LaWS) on USS _______.

• Ponce

• Mercury

• Medusa

• Malabar

Answer explanation

This was a 30kW laser capable of destroying fast attack boats, UAVs and could be used in an ISR role.

The Missile Defence Review is the first update to the __________ in over a decade.

• Unilateral Missile Defence Committee

• DARPA Missile Defence Act

• White Paper 2020

• U.S. Missile Defence Strategy

There is probably less than ______ available to substantial hinder the potential _______ of hypersonic missiles and associated technoogies.

• 5 years, developement

• a decade, proliferation

• a few years, proliferation

• a decade, development

ICBM stands for (use all lower case)

To your best recollection, draw the OODA loop.

What is the most interesting fact you've learnt about directed energy weapons or hypersonic missiles?

What is the name of our Minister for Defence?