Who is credited with being the first person to accurately determine earth's circumference?

Which of the following best describes the electromagnetic spectrum? A. includes a small band of visible radiation B. involves only high frequency waves C. consists mostly of wavelengths of colored light D. travels in a pattern of particle motion

Which instrument is not used to measure air pressure a. aneroid barometer b. anemometer c. mercury barometer

A stone with a mass of 1.0 kg is tied to the end of a light string which keeps it moving in a circle with a constant speed of 4.0 m/s on a perfectly smooth horizontal tabletop. The radius of the path is 0.60 m.

A diver of mass 101 kg jumps upward off a diving board into water. Diving board is 6m above water. Diver has a speed of 1.2m/s. based on speed how high above the board will the diver reach?

A person takes a trip, driving with a constant speed 98.5 km/h except for a 20.8 min rest stop. If the person's average speed is 61 km/h, how much time is spent on the trip? Answer in units of h.

Which example best represents translational kinetic energy? a plucked string on a guitar the moving blades of a ceiling fan a spinning top a tuning fork struck on a rubber block an apple falling from a tree

A neutrophil is a type of?

Which of the following is a vector quantity? A. 100 ounces of water B. 30 m down C. 88 mi/s D. 45 gallons in a bucket

What type of accidents are among the most common cause of serious work related injuries and deaths

What is the organism that lives inside or on the outside of another organism that feeds off called?