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which of the following is contained in a pull start lawnmower?
question 20 options:
a pulley and a wheel and axle
a wheel and axle and an inclined plane
a pulley and a wedge
a wheel and axle and a block and tackle

Drag each tile to the correct box. tiles bra i sequence

Where do magnetic lines of force enter earth?

Beryl states that insulation with the smallest possible thermal conductivity is best to keep a house warm in winter, but worst for keeping a house cool in summer. sapphire insists the reverse is true: low thermal conductivity is good in the summer, but bad in the winter. which one, if either is correct? a. beryl, because low thermal conductivity results in low heat transfer. b. beryl, because low thermal conductivity results in high heat transfer. d. sapphire, because low thermal conductivity results in high heat transfer. e. neither, because low heat transfer is desirable both in summer and in winter.