____________________ and ____________________ were used to dry food

Fill in the blank(s) with correct word


sun, fire
fire, sun

Trades & Technology

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The respiratory system begins with the lungs

Indicate whether the statement is true or false

Trades & Technology

All of the following helped to make the prosperity of the 1920s possible EXCEPT

A. government stimulation of the economy. B. rapid expansion of capital. C. increased productivity of workers. D. perfection of assembly-line production. E. advertising and credit buying.

Trades & Technology

The ____________________ and slider mechanism is used to change between rotary and reciprocating motions.

Fill in the blank(s) with the appropriate word(s).

Trades & Technology

First-degree burns are classified as critical burns.