Which quantity is scalar?

(1) mass (3) momentum

(2) force (4) acceleration

How can the pharmacy keep track of who uses the automated dispensing machine? A. Every pharmacy has a unique code which is used by its employees. B. Every individual is given a unique code to enter when using the machine. C.

The magnetic field around a current-carrying wire is proportional to the current and proportional to the distance from the wire. If the current triples while the distance doubles, the strength of the magnetic field increases by times.

A shot-putter puts a shot (weight = 71.5 N) that leaves his hand at a distance of 1.84 m above the ground. (a) Find the work done by the gravitational force when the shot has risen to a height of 2.50 m above the ground.

A marble rolling at a speed of 2 meters per second falls off the end of a 1-meter high table. How long will the marble be in the air.?

What do scientists study to figure out how long it takes the Sun to make one rotation on its axis? A. flares B. auroras C. sunspots D. prominences

Describe how to prepare a 10.0% w/v solution of salt in water in a 100 mL volumetric flask

what is the mass of an object that is moving at an acceleration of 25 m/s squared with a force of 20 N

A janitor comes across a spilled substance on the floor of a highschool chemistry lab. he wants to make sure that the liquid is neutral before cleaning it up. what would be safest to add to the puddle? a. pour on a base b. pour on a buffer c.

If you are going 30 miles an hour in good condition, it will take how many feet to stop.

Name of group to which hydrogen belongs to