Consider eight one-cubic-centimeter sugar cubes stacked two-by-two to form a single
bigger cube. What will be the volume of the
combined cube? How does its surface area
compare to the total surface area of the eight
separate cubes?

Aflower pot weighing 3 newtons is sitting on a windowsill 30 meters from the ground is the energy of the flower pot potential or kinetic? how many joules is this

The electric field inside a cell membrane is 8.0mn/c. what's the force on a singly charged ion in this field?

Atrain is traveling at 30.0 m/s relative to the ground in still air. the frequency of the note emitted by the train whistle is 262 hz. the speed of sound in air should be taken as 344 m/s. what frequency (f approach) is heard by a passenger on a train moving at a speed of 18.0 m/s relative to the ground in a direction opposite to the first train and approaching it? what frequency (f recede) is heard by a passenger on a train moving at a speed of 18.0 m/s relative to the ground in a direction opposite to the first train and receding from it?