Which of these choices is the smallest matter

A clarinetist, setting out for a performance, grabs his 3.450 kg3.450 kg clarinet case (including the clarinet) from the top of the piano and carries it through the air with an upward force of 38.92 N. 38.92 N. Find the case's vertical acceleration.

Humorous name for a model T Ford

A pair of narrow parallel slits are separated by a distance of 0.250 mm and illuminated by a green light with wavelength 5.461 x 10-4mm.

An increase in the transparency of earths atmosphere is often caused by

A car accelerate from 25m/s to 50m/s over a time of 10 second. what is acceleration of the car

Electrons flowing into a resistor make that end A. positive with respect to the other end B. negative with respect to the other end C. higher in resistance D. extremely warm

The force of air resistance acts to oppose the motion of an object moving through the air. A ball is thrown upward and eventually returns to the ground.

The temperature of a substance during an experiment can be modeled by the function f (x) = - 7.5cos (πx30) + 31.4, where f (x) is the temperature °c and x is the number of minutes into the experiment.

Which of the following are good conductors? A. A rubber tire B. A penny C. A newspaper D. An aluminum soda can E. Water F. Air

Ideentify the two atmospheric layers that contain air as warm as 25 degrees Celsius.