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Questions in physics

[Done] What tools are used to pick up tiny objects?

[Done] How much does the element Radon cost per pound?

[Done] When you sneeze, the air in your lungs accelerates from rest to approximately 150 km/h in about 0.50 seconds. What is the acceleration in units of \( g \)?

[Done] What is the correct SI unit for the vertical axis?

[Done] What two properties does all matter share?

[Done] An ant travels 2.78 cm (West) and then turns and travels 6.25 cm (South 40 degrees East). What is the ant's total displacement?

[Done] If you drop a silver dollar off a building and it hits the ground in 10 seconds, how fast was the coin going just before it hit the ground?

[Done] what does it mean if the coefficient of friction is greater? for example,a coefficient of friction of 0.1 compared to 0.7

[Done] A bus slows down uniformly from 21 m/s to a complete stop in 21 seconds. How far did the bus travel before stopping?

[Done] Which type of wave does not require a medium to travel through? A. Rope wave B. Radio wave C. Slinky wave D. Tuning fork wave