Examples of a scalar

Three identical 6.0-kg cubes are placed on a horizontal frictionless surface in contact with one another.

In household wiring, the outlets of two rooms are placed in parallel on a single circuit. How many 100 Watt light bulbs could you run on a circuit that had a 15 amp circuit breaker (maximum of 15 amps total) ?

Which best explains why making a pancake from batter is an example of a chemical change? -The pancake that forms is a different state of matter. -The change from batter to pancake can be reversed. -A new substance forms when the batter is cooked.

Luz, who is skydiving, is traveling at terminal velocity when she changes position by going headfirst toward the ground What happens to her motion? She will continue to fall at the same terminal velocity because gravity has not changed.

Protons are released from rest in a Van de Graaff accelerator. They start from a region where the potential is 7.15 MV then travel through a vacuum region to a region where the potential is zero.

From whom should a departing VFR aircraft request radar traffic information during ground operations?

A stone is thrown at an angle of 30.0 degrees above the horizontal from the top edge of a cliff with an initial speed of 15 m/s. A stopwatch measures the stone's trajectory time from the top of the cliff to the bottom at 6.30 s.

A particular solid is electrically charged after it is rubbed, but it is not known whether its charge is positive or negative. How could you determine which charge it has by using a piece of plastic and fur?

A mass of 5 kg is moving at 5 m/s when it collides with another mass of 2 kg moving in the same direction at 2 m/s. After the collision they become bonded together. What is the final velocity of the two masses together? 2.22 m/s 6.23 m/s 3.56 m/s 4.

The process of developing a sense of identity during adolescence was highlighted by