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

Author Question: What do researchers use to directly measure the rate of productivity? A) Carbon-12 B) Biomass C) ... (Read 58 times)

jenna1

  • Hero Member
  • *****
  • Posts: 568
on: Aug 22, 2018
What do researchers use to directly measure the rate of productivity?
 A) Carbon-12
  B) Biomass
  C) Carbon-14
  D) None of these choices

Question 2

Waves tend to be parallel to the shore when they break due to the process of ____.
 A) diffraction
  B) reflection
  C) refraction
  D) reaction


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

coreycathey

  • Sr. Member
  • ****
  • Posts: 333
Reply #1 on: Aug 22, 2018
Answer to Question 1

C

Answer to Question 2

C


jenna1

  • Member
  • Posts: 568
Reply 2 on: Aug 22, 2018
Wow, this really help

ecabral0

  • Member
  • Posts: 310
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

Did you know?

The effects of organophosphate poisoning are referred to by using the abbreviations “SLUD” or “SLUDGE,” It stands for: salivation, lacrimation, urination, defecation, GI upset, and emesis.

Did you know?

No drugs are available to relieve parathyroid disease. Parathyroid disease is caused by a parathyroid tumor, and it needs to be removed by surgery.

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Relationships between biomass variation and species diversity. Relationships between biomass variation and species diversity.
Scale used to measure pupil size in millimeters. Scale used to measure pupil size in millimeters.
Maximal Heart Rate Over Time Maximal Heart Rate Over Time
Covalent bond- carbon rings Covalent bond- carbon rings
Daniel's Enterprises has a beta of 1.98 and a growth rate of 12 percent. The stock is ... Daniel's Enterprises has a beta of 1.98 and a growth rate of 12 percent. The stock is ...
A carbon-14 nucleus decays to a nitrogen-14 nucleus by beta-minus decay. How much energy (in ... A carbon-14 nucleus decays to a nitrogen-14 nucleus by beta-minus decay. How much energy (in ...
Video: Introduction to Autism

For a complete list of videos, visit our video library