MREs quiz #1 2223

The requirements for success in a design are called the _______.

• criteria

• constraints

• characteristics

• chunks

Tags

NGSS.MS-ETS1-1

Which category names the limits on a design?

• criteria

• constraints

• chunks

• characteristics

Tags

NGSS.MS-ETS1-1

"We can use a ​chemical ​ (a)   to ​ (b)   a ​ (c)   to a ​ (d)   !

• reaction
• design
• solution
• problem

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of these name conventional methods for heating up something to eat?

• propane gas

• wood fire

• electricity

• candle flame

What does MRE really stand for?

• Meal, Ready to Eat

• Meal, Rejected by Everyone

• Meal, Rarely Edible

• Meal, Refusing to Exit

Match the following

• The flameless heater is added to MREs

• 2006

• The MRE is introduced

• 1942

• MREs now include beverage bags with flavored base powder.

• 1975

• The C-Ration is introduced

• 1992

• The K-Ration is introduced

• 1938

What piece of lab equipment is this?

• beaker

• Erlenmeyer flask

• measuring cup

• glassware

What are the benefits of warm food according to the sources used in class?

• Warm food tastes better.

• People eat more if the food is warm.

• Warm food is comforting.

• Warm food kills bacteria.

What problem does the MRE with flameless heater solve?

• Providing dessert to people out camping

• Delivering meals to people who don't like to cook.

• Providing food to starving people

• Getting a warm meal without access to conventional heating methods.

Tags

NGSS.MS-PS3-3

Reorder the following

• place the entrée on the heater element

• add water to the bag to activate the heater element

• carefully remove the warm meal from the heating bag

• open the bag containing the heater element

• fold and seal the bag

Tags

NGSS.MS-PS1-4