subject

Chemistry, 27.10.2020 21:40 RandomUser101

Ancient scientists proposed many theories based not only on scientific observations, but also on religion and philosophy. These scientists, including Aristotle and Ptolemy, had developed an early model of the solar system. This model appeared to describe the motions they observed in the heavens. Which of the following objects is at the center of this model? A. sun
B. star
C. moon
D. Earth

ansver

Answers: 2

Show answers

Another question on Chemistry

question

Chemistry, 22.06.2019 11:30

For each of the following compounds, decide whether the compound's solubility in aqueous solution changes with ph. if the solubility does change, pick the ph at which you'd expect the highest solubility. you'll find ksp data in the aleks data tab. compounds does solubility change with ph

Answers: 3

question

Chemistry, 22.06.2019 14:00

What type of matter is made of only one kind of atom

Answers: 2

question

Chemistry, 22.06.2019 15:00

Answer explain why it is not possible to deduce a complete order of reactivity.

Answers: 3

question

Chemistry, 22.06.2019 16:30

Which metals are called noble metals

Answers: 2

You know the right answer?

Ancient scientists proposed many theories based not only on scientific observations, but also on rel...

Questions

question

Biology, 21.11.2021 22:20

Explain the effects of each of the following on the rates of gluconeogenesis and glycolysis increasse glycolysis...

question

Biology, 21.11.2021 22:40

The graph shows how the use of minerals has increased in the United States over the last century. Based on the data in the graph, what is one change...

question

Business, 21.11.2021 22:40

In Year 1, Mandi's Milk has a Net Income of $200,000 and a Total Assets of $500,000. In Year 0, Mandi's Milk had a Net Income of $150,000 and a Total...

question

Mathematics, 21.11.2021 22:40

What reason justifies the answer to the previous question? A. Distributive Property B. Symmetric Property of Equality C. Substitution Pr...

question

SAT, 21.11.2021 22:40

The graph of g(x) shown below resembles the graph of f(x)=x^4-x^2....

question

Business, 21.11.2021 22:40

A company has net income of $575,000, net sales of $12,800,000, and average total assets of $6,842,500. Its return on total assets equals:...

question

History, 21.11.2021 23:00

8. What were the forces noted by Zeff (1984) which are responsible for the termination of CAP by the late 1950s...

question

Business, 21.11.2021 23:00

You invested $5000 eight years ago, and you want to determine the value of the investment now, at the end of year 8. During the past eight years, the...

question

Mathematics, 21.11.2021 23:00

I’m the kite of ABCD below, what are the values of x and y?

question

Physics, 21.11.2021 23:10

The tires of a car make 75 revolutions as the car reduces its speed uniformly from to The tires have a diameter of 0.80 m. (a) What was the angular ac...

question

SAT, 21.11.2021 23:10

If the balloon described in question 6. 44 is released into the air and rises to an altitude of 10,000 ft where the atmospheric pressure is 523 torr a...

question

Mathematics, 21.11.2021 23:10

The chess club must decide when and where to meet for a practice. The possible days are Monday , Tuesday , Wednesday , or Thursdays. The possible time...

question

Chemistry, 21.11.2021 23:40

After performing the lab, a student determines that the hydroxide concentration in their assigned metal hydroxide is 2x10-3. Calculate the pH of this...

question

Physics, 21.11.2021 23:50

A 3.00 kg block of wood rests on a steel desk. The coefficient of static friction between the block and the desk is mu_s...

question

Mathematics, 22.11.2021 01:00

Given f(x)=1/3x-8, answer the following questions. a. What would f(x) change to if the function is reflected across the x-axis? b. What would...

question

History, 22.11.2021 01:00

How did the high wages in Britain help lead to the Industrial Revolution?...

question

Physics, 22.11.2021 01:00

An athlete stretches a spring an extra 34.5 cm beyond its initial length. How much energy has he transferred to the spring, if the spring constant is...

question

English, 22.11.2021 01:00

Juliet says: Thou knowest the mask of night is on my face; Else would a maiden blush bepaint my cheek For that which thou hast heard me speak tonight....

question

Biology, 22.11.2021 01:00

Which term refers to the shallow grooves found on each of the cerebral hemispheres?...

question

Physics, 22.11.2021 01:10

Một chùm ảnh sáng đơn sắc, song song có bước sóng À = 0,62 um chiếu vuông góc với mặt dưới của một nêm nước (chiết suất n = 4/3). Quan sát trong ánh...

More questions: Chemistry Another questions