Questions by Circusbred

Questions by Circusbred

Briefly describe how spectral lines, the colorful lines seen in a spectroscope from glowing gasses, are useful in determining the chemical composition of their source.?

asked Dec 12, 2024

1 answer

1 vote

183k views

What was the purpose of the sit-ins? a. to protest voter discrimination b. to bring about an end to segregation c. to win equality at lunch d. counters a crowd of both white and black teenagers in a restaurant.

asked Aug 14, 2024

1 answer

0 votes

229k views

After growing a carb-rich grain that uses soil nitrogen immediately growing a nitrogen-fixing plant like alum to protect and rejuvenate the topsoil

asked Apr 5, 2024

1 answer

4 votes

90.3k views

A light ray of wavelength 461.9 nm emerges from a 2-mm circular aperture of a krypton ion laser. Due to diffraction, the beam expands as it moves out. How large is the central bright spot at (a) 1 m, (b)

asked Apr 2, 2024

1 answer

1 vote

138k views

In 1969 Ken Dunagan was named the first star ______ of America.

asked Feb 28, 2024

1 answer

1 vote

215k views

Before solving any of the following problems: identify the variables that are given and which one is unknown. Then solve the problem, rounding to two decimal places. 7) Tyrone deposits his yearly bonus

asked Oct 2, 2023

1 answer

2 votes

96.6k views

A group of students measure the mass of a soil sample.They record the following measurements: 65.7 g, 69 g, 60 g, and 64.58 g.The actual mass of the soil sample is 68.0 g. Which measurement is the most

asked Mar 20, 2023

2 answers

0 votes

128k views

Why do you see lightning before you hear the thunder? The rain in the air slows the sound waves down. Light travels faster than sound through the air. The thunder has to reflect off the ground first. The

asked Sep 12, 2022

2 answers

5 votes

229k views

Help me please!!!!!!!

asked Sep 8, 2022

1 answer

22 votes

173k views

A certain type of car has room for 4 passengers. Using the equation you made on question 6. Solve for how many cars would be needed to fit 78 passengers?

asked Aug 28, 2022

1 answer

25 votes

221k views

HELP ASAP I WILL GIVE BRAINILEST TO RIGHT ANSWER!!

asked Jun 7, 2022

2 answers

4 votes

123k views

A diagram of a coin is shown. 10.5 mm What is the approximate circumference of the coin? Use 3.14 as an estimate for it. O A 21 mm O B. 33 mm O c. 66 mm O D. 84 mm

asked Apr 20, 2022

1 answer

3 votes

114k views

Find the slope of a line that passes through the given pair of points: (-3 , -1) and ( 2 , -1) .

asked Apr 13, 2022

1 answer

0 votes

143k views

Choose only one to answer! Write in paragraph form using RACE answer requirements. A. Explain what "no taxation without representation" meant to the colonists during this time period. Provide examples.

asked Feb 1, 2022

1 answer

1 vote

218k views

Please help me. i will mark you as most brilliance and give you 5 stars! Please be specific when answering. thank you! :)

asked Dec 26, 2021

1 answer

3 votes

226k views

The volume and mass of the brain has increased about threefold from early human ancestors such as Australopithecus afarensis, to modern humans, Homo sapiens. There have been several speciation events along

asked Dec 22, 2021

1 answer

4 votes

44.1k views

In terms of forces, what makes the arrow start moving?

asked Dec 19, 2021

1 answer

1 vote

9.3k views

Determine the muon lepton number in the reaction μ− → e− + νe + νμ

asked Nov 14, 2021

1 answer

3 votes

31.2k views

PLEASE HELP DUE SOON AND I NEED TO LEAVE FOR WORK!!

asked Oct 1, 2021

1 answer

3 votes

48.1k views

a 5.00 kg plane is speeding up on the ground with an applied force of 706 N. If the net force is 450 N, what would be the force due to air resistance

asked Sep 26, 2021

1 answer

2 votes

204k views

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