Two vectors A and B have components (0,1) and (-1,3), respectively. What is magnitude of the sum of these two vectors?

a) 3.2

b) 4.1

c) 3.9

d) 2.8

Which of the following is NOT a step in identifying the pathogen that causes a specific disease?

The motion of a particle connected to a spring is described by x = 10 sin (π*t). At what time (in s) is the potential energy equal to the kinetic energy? a. 0b. 0.25c. 0.50d. 0.79e. 1.0

Whitney wants to become a cosmetologist. What academic requirements will she need to complete in order to find a job?

A beam contains 2.0 $ 108 doubly charged positive ions per cubic centimeter, all of which are moving north with a speed of 1.0 $ 105 m/s.

Rock with a density of 1.73 g/cm3 into a pond. Will the rock float or sink?

The amount of force needed to keep a 0.1kg basketball moving at a constant speed of 6 m/s on frictionless ice is ___ N

What three forms of kinetic energy can a polyatomic molecule have?

A parachutist bails out and freely falls 50 m. Then the parachute opens, and thereafter she deceler - ates at 2.0 m/s2. She reaches the ground with a speed of 3.0 m/s.

Why the weight of a body decreases with increases in distance from the earth's surface

On a fishing trip Justin rides in a book 12 km south. The fish aren't biting so they go for kilometers west. They then follow a school of fish 1 km north. What distance did they cover? What was their displacement?