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 34 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
Gracias!

triiciiaa

  • Member
  • Posts: 349
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

The FDA recognizes 118 routes of administration.

Did you know?

Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

Versatility of carbon bonding Versatility of carbon bonding
The carbon-nitrogen-oxygen cycle of The Sun The carbon-nitrogen-oxygen cycle of The Sun
Carbon Dioxide Phase Diagram Carbon Dioxide Phase Diagram
Bronfenbrenner’s model of the ecological-systems approach to studying development. He suggested that Bronfenbrenner’s model of the ecological-systems approach to studying development. He suggested that
British Output and Productivity Growth, 1760–1913 British Output and Productivity Growth, 1760–1913
Productivity in Temperate Oceans – Northern Hemisphere Productivity in Temperate Oceans – Northern Hemisphere
Video: Parathyroid hormone (bone resorption) & Calcitonin (bone deposition)

For a complete list of videos, visit our video library