Archive day

March 30, 2026

1,875 public questions were asked on this day.

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A person moves away from a stationary sound source. Which phrase describes the sound perceived by the person?(1 point) lower pitch and longer wavelength higher pitch and shorter wavelength higher pitch and longer wavelen...
Asked by :3 [SillyAnonymousCat] 1 answer
Procym A and Procym B are two stars that are both eleven light years away from Earth. However, Procym A appears more than twice as bright as Procym B when viewed from Earth. Why is Procym A brighter? A. Procym A is a dwa...
Asked by j 1 answer
The diagram below shows a fusion reaction. What is true about the balance of mass in a fusion reaction? A. The mass of the products is greater than the mass of the reactants. B. The mass of the products cannot be measure...
Asked by FEWF 1 answer
Which sentence describes an internal conflict? (1 point) A student struggles with self-doubt about their abilities to perform well in an important competition. They must overcome their fear of failure to succeed. Two cow...
Asked by nope 1 answer
The diagram below shows the life cycle of a "typical" star. In which stage will the star be characterized by nuclear reactions that produce all of the major elements on the periodic table up to iron? A. protostar B. main...
Asked by FEWF 1 answer
what is the definiton of physical trade barrier in a short sentence
Asked by dom 1 answer
Which of the following best explains an important impact of globalization on Africa?(1 point) Responses The importation of American films has destroyed local film industries in African countries. The importation of Ameri...
Asked by a 1 answer
Procym A and Procym B are two stars that are both eleven light years away from Earth. However, Procym A appears more than twice as bright as Procym B when viewed from Earth. Why is Procym A brighter? A. Procym A emits mo...
Asked by FEWF 1 answer
Which statements describe the process of scientific inquiry? Check all that apply. Scientific inquiry often involves similar processes and practices. Scientific inquiry is done for different reasons. Scientific inquiry i...
Asked by 67 1 answer
Use the equation and the information in the table to answer the question. CH4 + 2 O2 → CO2 + 2 H2O Atomic Mass (amu) of Hydrogen, Carbon, and Oxygen Element Atomic Mass (amu) hydrogen 1 carbon 12 oxygen 16 In one to two...
Asked by cool boy 1 answer
By completing the square, calculate the center and radius of the circle given by the equation 3x2+3y2−12x+6y+12=0 .(1 point) center: (6,−3) ; radius: 6 center: (12,−6) ; radius: 12 center: (4,−2) ; radius: 4 center: (2,−...
Asked by bob 1 answer
Students should be paired or put into small groups and together they should use the provided word document to select one Regulatory or Advisory Agency from the list. After selecting the agency they will research their we...
Asked by pepe 1 answer
Use the stanza below to answer the question. beneath the sky of silver hue the quiet winds begin to weave through forests wrapped in whispered song the fading light gives way to blue as shadows dance and gently grieve th...
Asked by nope 1 answer
What process increases the thermal energy of atoms in a star and impacts the color of light a star radiates? A. the conversion of mass into energy during nuclear fusion B. the destruction of matter caused by a star’s mag...
Asked by FEWF 1 answer
A model of an atom is shown above. The blue dots represent electrons, and the red dot represents the nucleus. This model accurately represents A. that the nucleus is located at the center of the atom. B. that electrons a...
Asked by j 1 answer
Why do you think black hatred was such a motivator that white southerners were against New Deal programs even if it is in their own self interests?
Asked by ericsson 1 answer
Which of the following describes a major role of gravity in star formation? A. Gravity causes an interstellar cloud fragment to expand rapidly until it is large enough to form a star at its center. B. Gravity compresses...
Asked by FEWF 1 answer
Summarize the causes of the global economic instability that emerged in the 1920s.(1 point) Global economic instability during the 1920s was caused by people paying off their debts as their incomes increased, which weake...
Asked by / 1 answer
Calculate the center and radius of the circle by completing the square of the equation x2+y2+12x−18y+17=0 .(1 point) center= (−12,18) , radius=20 center= (12,−18) , radius=20 center= (6,−9) , radius=10 center= (−6,9) , r...
Asked by bob 1 answer
Stars change considerably during their lifetimes. The process through which they change is known as stellar evolution. Since stellar evolution occurs too slowly to be detected, scientists often study numerous stars in di...
Asked by FEWF 1 answer
Within an atom, electrons A. are inside the nucleus and are motionless. B. are outside the nucleus and are motionless. C. are in motion outside the nucleus. D. are in motion inside the nucleus.
Asked by j 1 answer
Which of the following make up the nucleus of an atom? A. protons and electrons B. electrons only C. protons and neutrons D. neutrons only
Asked by j 1 answer
The table below describes processes that occur in stars at different stages of their life cycle. Life Stage Average Star Massive Star main sequence Hydrogen fuses into helium. Hydrogen fuses into helium. giant or supergi...
Asked by FEWF 1 answer
FACT OR OPINION WRITE F FOR FACT AND O FOR OPINION Read p.102 ________ 1. The New Deal was a plan to help the nation recover from the Great Depression. ________ 2. Members of the CCC planted the best trees in every natio...
Asked by ericsson 1 answer
The smallest particles that make up matter A. are too small to be seen with the unaided eye. B. are about the size of pinheads. C. are about the size of marbles. D. can be seen with the unaided eye only at certain temper...
Asked by jdjadn 1 answer