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simple machines make work easier. you must lift and move this load of soil for your parents. it is heavy! you are using two simple machines when you use this wheelbarrow. what simple machine included in the wheelbarrow makes it easier to move the soil from one place to another?

a) the wheel and axle
b) the bucket (fulcrum)
c) a lever (handles and bucket)
d) an inclined plane (fork holding wheel)

During takeoff, the sound intensity level of a jet engine is 170db at a distance of 34 m. what's the sound intensity level at a distance of 1.0 km?

The combining of light nuclei is called blank. blank as in not actually blank. you know what im tryin to say.

This chart shows characteristics of three different types of waves. which statement is best supported by the information in the chart? wave x and wave y are mechanical waves, and wave z is an electromagnetic wave. wave x and wave y are electromagnetic waves, and wave z is a mechanical wave. wave x and wave z are electromagnetic waves, and wave y is a mechanical wave. wave x and wave z are mechanical waves, and wave y is an electromagnetic wave.