Two blocks connected by a cord passing over a small, frictionless pulley rest on frictionless planes (the figure ).

a-which way will the system move?

b-what is the acceleration of the blocks?

c-what is the tension in the cord?

Use the table to answer question 22 23 and 24.

Athermometer is removed from a room where the temperature is 70° f and is taken outside, where the air temperature is 10° f. after one-half minute the thermometer reads 60° f. what is the reading of the thermometer at t = 1 min? (round your answer to two decimal places.) ° f how long will it take for the thermometer to reach 30° f? (round your answer to two decimal places.)

Difference between series and parallel circuits