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Questions (13)
which number is located between 1.2 and 1.4 on the number line?
a. 1.44 b. 1.19 c. 1.03 d. 1.22
1 answer
60 views
Use the chemical reaction to answer the question.
CaCO3→CO2+CaO A scientist heats 30 grams of calcium carbonate ( CaCO3 )
13 answers
449 views
Multiple Choice
In a major or minor scale, which scale degree is called the tonic? (1 point) Responses first first fifth fifth
15 answers
231 views
Subtract 4.66×10^−5−7.34×10^−7 (1 point)
Responses
3 answers
58 views
Calculate 6.25×10^6−4.73×10^6 . Express your answer in scientific notation to 2 decimal places. (1 point)
5 answers
186 views
Why do writers add multimedia to an informational text?(1 point)
Responses to help the reader comprehend the facts, comparisons,
9 answers
98 views
Explain how the civic virtues of the ancient Romans inspired the Founding Fathers’ vision of how citizens should conduct
1 answer
78 views
What was one reason for the establishment of the Articles of Confederation?
(1 point) Responses They were needed to pay off
8 answers
158 views
For this portfolio project, you will research a hero from the Revolutionary War era and provide a summary about his or her life
9 answers
191 views
Which observation most likely indicates that only a chemical change has taken place?(1 point)
Responses The change cannot be
8 answers
76 views
The population of a city is given as 3.45×10^6 . A nearby city has a population of 1.3×10^5 . What is the sum of the
19 answers
321 views
A skyscraper has a mass of 2.2×10^5 tons. Another skyscraper in the same town has a mass of 3.7×10^5 tons. What is the
18 answers
544 views
Which step should a writer take before deciding how to organize their informative text?(1 point)
Responses Create headings for
5 answers
151 views
Answers (51)
Use the chemical reaction to answer the question. 2H2+O2→2H2O There are four atoms of hydrogen ( H ) before the reaction. How many atoms of hydrogen are present after the reaction? (1 point) Responses 4 4 8 8 2 2 5
Use the chemical reaction to answer the question. NaHCO3+HC2H3O2→NaC2H3O2+H2O+CO2 A student mixes baking soda ( NaHCO3 ) and acetic acid ( HC2H3O2 ) to produce a chemical reaction shown. Which statement about the reaction is correct? (1 point) Responses
Which is most likely to occur during a chemical reaction?(1 point) Responses New atoms are created. New atoms are created. The original substance maintains its properties. The original substance maintains its properties. Mass is conserved. Mass is
Use the chemical reaction to answer the question. 4Fe+3O2→2Fe2O3 What happens to atoms of Fe and O2 during the reaction? (1 point) Responses They maintain their properties. They maintain their properties. They are rearranged. They are rearranged.
Click on the play button below to listen to the audio sample. What type of scale do you hear? (1 point) Responses major major natural minor natural minor parallel parallel accidental
What do parallel scales share? (1 point) Responses the same accidentals the same accidentals the same solfège syllables the same solfège syllables the same pattern of whole and half steps the same pattern of whole and half steps the same starting note
What type of scale is the one pictured here? A scale beginning with a d natural is shown.The first note is d natural. The second note is an e natural, one whole step up from the previous note. The third note is an f natural, one half step up from the
Music based on minor scales tends to create what type of mood? (1 point) Responses cheery cheery dark dark joyful joyful regal
Music based on major scales tends to create what type of mood? (1 point) Responses cheery cheery dark dark frightening frightening suspensful
Which type of scale follows this pattern of whole and half steps: W-W-H-W-W-W-H? (1 point) Responses major major natural minor natural minor parallel parallel a grand staff
Which type of scale follows this pattern of whole and half steps: W-H-W-W-H-W-W? (1 point) Responses major major natural minor natural minor parallel parallel a grand staff
4.5866×10^−5 4.5866 times 10 superscript negative 5 baseline −2.68×10^2 negative 2.68 times 10 squared 2.68×10^2 2.68 times 10 squared −4.5866×10^−5 which of this options is the answer for the question i just gave you
it says its wrong
The average distance from Earth to Mars is 2.25×108 km, and the distance from Earth to Neptune is 4.3514×109 km. How much farther is Neptune from Earth than Mars? Express your answer in scientific notation. Do not round your answer.(1 point) km
Maria is writing an informational text about the history of her town. She wants to show readers the way her school playground looked twenty years ago. Which graphic would be the best for Maria to use?(1 point) Responses graph graph flowchart flowchart
A Venn diagram would be best choice for which of the following?(1 point) Responses displaying the highlights of Jackie Robinson's life displaying the highlights of Jackie Robinson's life comparing characteristics of two cities comparing characteristics of
Which graphic would be the best choice for describing a series of events?(1 point) Responses timeline timeline photograph photograph graph graph illustration
What can a writer do to connect a photo to the text?(1 point) Responses Provide a video about the same topic. Provide a video about the same topic. Add additional photos to it. Add additional photos to it. Include a caption describing the image. Include a
What do the 15th, 19th, and 26th Amendments have in common? (1 point) Responses voting rights voting rights religious rights religious rights African American rights African American rights women’s rights women’s rights
Which of the following is true about Alexander Hamilton during the Constitutional Convention? (1 point) Responses He proposed the Virginia Plan. He proposed the Virginia Plan. He strongly opposed the Articles of Confederation. He strongly opposed the
Which of the following statements describes the structure of the government outlined in the Constitution? Select all that apply. (2 points) Responses The executive branch would carry out the laws. The executive branch would carry out the laws. The
thankyou!
only 2 answers
Which of the following statements best describes how the Northwest Ordinance established a method for settlement? Select all that apply. (1 point) Responses It dictated that new territories would become part of an existing state. It dictated that new
Which of the following was an important effect of Shays’s Rebellion? (1 point) Responses more powerful state militias more powerful state militias more power given to Congress more power given to Congress the establishment of a new national military
an idea for the 3rd paragraph?
an idea for second paragraph?
Can you help me with an idea of what i could say on the first paragraph
I didnt want the answer- i just wanted to know which person i should use..... but thankyou for picking george washington ill just do it by myself
tysm! bye
Which option is an example of a chemical change?(1 point) Responses stretching a rubber band stretching a rubber band burning wood burning wood chopping vegetables chopping vegetables folding paper folding paper
Why is it a physical change to freeze water?(1 point) Responses A temperature change occurs. A temperature change occurs. Only a phase change occurs. Only a phase change occurs. Heat is released during the process. Heat is released during the process. The
Use the table of observed changes to answer the question. Change # Reacts with another substance? Temperature change? Gas, sound, or light produced? New substance formed? 1 yes yes yes yes 2 no yes yes no 3 yes yes yes yes 4 no no no no Which changes shown
I got a 4/5 in the assesment, Thank you!, Number 1 was correct and it is 9.1 x 10^7 number 2 was also correct and it is 3.58x 10^6 number 3 was wrong and the right answer is 2.953 x 10^5 pounds number 4 is correct and the answer is 447,000,000,000 number 5
A mobile phone holds 1.28×10^11 bytes of storage. You can also pay more money to get an additional 384,000,000,000 bytes. How much storage would your phone have if you buy the additional bytes? The answer should be in scientific notation.(1 point)
Ok now its right! thank you
umm sorry but the options above dont give this answer
whats the answer?
The half-life of uranium-235 is 700,000,000 years. The half-life of uranium-238 is 4.463×10^11 years longer. What is the half-life of uranium-238? The answer should be in decimal form.(1 point)
An empty dump truck weighs about 2.8×10^5 pounds. How much does it weigh if 15,300 pounds of trash is added? The answer should be in scientific notation.(1 point)
Add 7.3×10^7+1.8×10^7 . Which is the correct sum?(1 point)
Sorry I ment, A human hair has a diameter of about 4×10^−3 inches. A fingernail is about 0.011 inches thicker. How thick is a fingernail? Write your answer as a decimal to 3 places.(1 point) inches
A human hair has a diameter of about 4×10−3 inches. A fingernail is about 0.011 inches thicker. How thick is a fingernail? Write your answer as a decimal to 3 places.(1 point) inches
An American football field has an area of 6.4×10^3 square yards. A Canadian football field is 3,350 square yards larger. What is the area of a Canadian football field? Write your answer in scientific notation to 2 decimal places.(1 point) ×10^3 square
It says its wrong
so what exactly is the answer for this question?
What is the sum of 6.3×10^3 and 2.41×10^4 ? Use scientific notation to express your answer.(1 point)
A certain insect is approximately 4×10^−2 inches long. A second insect is about 1.3×10^−1 inches long. What is the total length of the two insects in inches? Use scientific notation to express your answer to 1 decimal place.(1 point)
Which organizational structure describes an event in the order it occurred? (1 point) Responses compare and contrast compare and contrast description description problem and solution problem and solution chronological
Which type of organizational structure is best for a report that describes French and American cooking?(1 point) Responses time order/chronological or sequence time order/chronological or sequence compare and contrast compare and contrast problem and
