Which is an example of a wheel and axle?

a hammer

a pencil

a car steering wheel

a lid on a jar

Susan b. Anthony a. was the first American woman elected to a national political office. b. was the first American woman to earn a professional degree. c. discovered a new comet. d. was a leader in the women's suffrage movement.

What's the momentum of a 3.5-kg boulder rolling downhill at 5 m/s?

A jetliner is traveling east from Salt Lake City to Washington DC, a distance of 1,850 miles. The jetliner travels at an average air speed of 590 mph relative to the air. At the jetliner's altitude, the wind is blowing 36 mph to the west.

Why do small bells have a high pitch

What is the name given to bacteria that don't respond to antibiotics

A distance-time graph indicates that an object moves 100m in 4s and then remains at rest for 6s. What is the average speed of the object?

Resistance describes a materials ability to

A student performing a double-slit experiment is using a green laser with a wavelength of 590 nm. She is confused when the m = 5 maximum does not appear. She had predicted that this bright fringe would be 1.

1. How fast must a truck travel to stay beneath an airplane that is moving 105 km/h at an angle of 25° to the ground?

Is a chipmunk a producer