List how many significant figures the numbers contain. a. 205 cm. b. 4 cm. c. 20 cm. d. 20. cm.

Four objects are being tested to see how they are affected by fluid friction. object w has a surface area of 4.5 cm2, object x has a surface area of 2.5 cm2, object y has a surface area of 6.2 cm2, and object z has a surface area of 3 cm2. which object would experience the most fluid friction?

Awave is produced in a rope. the wave has a speed of 33 m/s and a frequency of 22 hz.

Find v(t), given acceleration a(t)=7j and initial velocity v(0)=k