This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A physics class in a large lecture hall has 15 students. The total mass of the students is about ... (Read 535 times)

Beheh

  • Hero Member
  • *****
  • Posts: 520
on: Jul 28, 2018
A physics class in a large lecture hall has 15 students. The total mass of the students is about _____ kg. (You will need to make a reasonable estimate of a missing physical quantity.)
 a. 102
  c. 104
  b. 103
  d. 105

Question 2

Assume everyone in the United States consumes one soft drink in an aluminum can every two days. If there are 300 million Americans, how many tons of aluminum need to be recycled each year if each can weighs 1/16 pound, and one ton = 2000 pounds?
 a. 750,000 tons
  c. 1.7 million tons
  b. 1.5 million tons
  d. 3 million tons


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

kescobar@64

  • Sr. Member
  • ****
  • Posts: 324
Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

C


Beheh

  • Member
  • Posts: 520
Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

bitingbit

  • Member
  • Posts: 323
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

Managing large bands of grazing animals requires detailed knowledge of local landscapes, especially Managing large bands of grazing animals requires detailed knowledge of local landscapes, especially
Internal structures of main sequence stars, convection zones with arrowed cycles and radiative zones Internal structures of main sequence stars, convection zones with arrowed cycles and radiative zones
The DNA from one chromosome has a mass of ~20 billion Daltons The DNA from one chromosome has a mass of ~20 billion Daltons
Physics - Density and Pressure Physics - Density and Pressure
Physics - Density and Pressure Physics - Density and Pressure
Physics Physics
Video: Protein digestion - stomach & small intestine

For a complete list of videos, visit our video library