Exam 1: Concepts of Motion

A certain CD-ROM disk can store approximately 6.0 × 10² megabytes of information,where 10⁶ bytes = 1 megabyte.If an average word requires 9.0 bytes of storage,how many words can be stored on one disk?

Approximately how many times does an average human heart beat in a year?

What is the product of 11.24 and 1.95 written with the correct number of significant figures?

0.00325 × 10^-8 cm can also be expressed in mm as

A weight lifter can bench press How many milligrams (mg)is this?

What is the difference between 103.5 and 102.24 written with the correct number of significant figures?

Approximately how many times does an average human heart beat in a lifetime?

What is 0.205^2/3,expressed to the proper number of significant figures?

What is to the proper number of significant figures?

If a woman weighs 125 lb,her mass expressed in kilograms is x kg,where x is

The current definition of the standard kilogram of mass is based on

The speed of a wave pulse on a string depends on the tension,F,in the string and the mass per unit length,μ,of the string.Tension has SI units of and the mass per unit length has SI units of What combination of F and μ must the speed of the wave be proportional to?