subject

Physics, 11.05.2021 22:10 alexialoredo625

Which organisms were first responsible for depleting carbon dioxide from the atmosphere, replacing it with oxygen? A) Plants

B) Dinosaurs

C) Cyanobacteria

D) Trilobites

ansver

Answers: 3

Show answers

Another question on Physics

question

Physics, 22.06.2019 04:30

Determine el momento angular de un rueda de 3000g moviendose a 10m/s con un radio de giro de 400cm

Answers: 2

question

Physics, 22.06.2019 04:50

Unpolarized light whose intensity is 1.19 w/ is incident on a polarizer. (a) what is the intensity of the light leaving the polarizer? (b) if the analyzer is set at an angle of = 41.0∘ with respect to the polarizer, what is the intensity of the light that reaches the photocell?

Answers: 1

question

Physics, 22.06.2019 13:10

Which additional product balances the reaction h2so4 + 2naoh → na2so4 + 2h2o 2oh h2o2 h3o

Answers: 1

question

Physics, 22.06.2019 21:20

Would it be correct to say the doppler effect is the apparent change in the speed of a wave due to the motion of the source? be sure to fully explain your position using at least 3 complete content related sentences.

Answers: 3

You know the right answer?

Which organisms were first responsible for depleting carbon dioxide from the atmosphere, replacing i...

Questions

question

Business, 27.06.2019 03:50

Baxter, inc., owns 90 percent of wisconsin, inc., and 20 percent of cleveland company. wisconsin, in turn, holds 60 percent of cleveland’s outstanding...

question

Physics, 27.06.2019 03:50

As a city planner, you receive complaints from local residents about the safety of nearby roads and streets. one complaint concerns a stop sign at the...

question

Business, 27.06.2019 03:50

Anchovy acquired 90 percent of yelton on january 1, 2013. of yelton’s total acquisition-date fair value, $60,000 was allocated to undervalued equipmen...

question

Biology, 27.06.2019 03:50

Chris lives in a city that experiences heavy rainfall with average annual precipitation of 882 millimeters. it is warm all year. mark lives in city wi...

question

English, 27.06.2019 03:50

Plz how does alice respond to the rabbit jumping down the hole? ?...

question

Business, 27.06.2019 03:50

Alooping construct that continues to repeat until the expression becomes false is...

question

Mathematics, 27.06.2019 03:50

What is the interquartile range of the box-and-whisker plot shown? 42 74 15 27...

question

History, 27.06.2019 03:50

What is the purpose of napoleon's self-imposed sequestering and ceremonial appearances? animal farm?...

question

English, 27.06.2019 03:50

According to the article, what is the author’s point of view toward rebellion in adolescence (i. e. good, bad, necessary evil)? need an answer b4 apr...

question

Mathematics, 27.06.2019 03:50

Which arrow indicates the probability of choosing a blue marble from a bag of five red marbles and fifteen blue marbles? arrow a arrow b arrow c arro...

question

Business, 27.06.2019 03:50

An economist claims that average weekly food expenditure of households in city 1 is more than that of households in city 2. she surveys 35 households...

question

Chemistry, 27.06.2019 03:50

For maleic acid, hoocch=chcooh, ka1 = 1.42  10–2 and ka2 = 8.57  10–7 . what is the concentration of maleate ion (–oocch=chcoo– ) in a 0.150 m aqueo...

question

Computers and Technology, 27.06.2019 03:50

Which best describes an advantage of creating a contact group?...

question

History, 27.06.2019 03:50

Which pre-renaissance/pre-enlightenment theologian can be credited with laying the foundation for the catholic church's attitude, even through today,...

question

Mathematics, 27.06.2019 03:50

For a polygon with n sides, 180(n - 2) will give the sum of the angles....

question

Chemistry, 27.06.2019 03:50

An elementary reaction converts reactants to products in a single step never needs a catalyst has only elements as products has only elements as reac...

question

Mathematics, 27.06.2019 03:50

Question 7 three students are analyzing bean seedlings grown for a science experiment. the scatter plot shows the heights of the seedlings and the num...

question

Mathematics, 27.06.2019 03:50

To the nearest tenth, what is the distance in units between the points (-3,2) and (5,6)...

question

Physics, 27.06.2019 03:50

Iwill take my exam tommorrow, what shall i do?...

question

Mathematics, 27.06.2019 03:50

For what value of y must qrst be a parallelogram? a: 1 b: 2 c: 3 d: 0.5

More questions: Physics Another questions

Questions on the website: 13722367