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Questions (138)

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
1. 3 answers
2. 306 views
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
1. 1 answer
2. 94 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
1. 33 answers
2. 977 views
How does one become a citizen? Select all that apply.(1 point) Responses A person is born in the United States. A person is born
1. 5 answers
2. 298 views
Why is it harder to breathe when climbing up a high mountain?(1 point)Responses The air compresses the lungs. The air compresses
1. 7 answers
2. 165 views
Convert 4.083×10^6 kilometers to meters. Express the answer to the exact decimal place.Note: 1 kilometer is equal to 1,000
1. 21 answers
2. 236 views
Which sentence has proper subject-verb agreement?(1 point)Responses The members of the French Club is aware of the details. The
1. 25 answers
2. 249 views
Roughly, it takes light less than 0.000000003 of a second to travel a one-meter distance. Express this number in the form of a
1. 19 answers
2. 296 views
Roughly, it takes light less than 0.000000003 of a second to travel a one-meter distance. Express this number in the form of a
1. 1 answer
2. 456 views
How many times is 4 × 104 larger than 2 × 102?(1 point)Responses A 2 B 20 C 2,000 D 200
1. 17 answers
2. 433 views
How many times is 4 × 104 larger than 2 × 102?(1 point)Responses 2 2 20 20 2,000 2,000 200
1. 10 answers
2. 443 views
4 × 10^4 / (2 × 10^2) = (4 / 2) × (10^4 / 10^2) = 2 × 10^2
1. 1 answer
2. 47 views
The radius of a hydrogen atom is 0.0000000529177 of a millimeter. Express this number as an approximation.(1 point)Responses
1. 28 answers
2. 406 views
It takes 10 years for a $100 monthly bank deposit to amount to $15,528.23 when invested at 5% interest compounded monthly. Round
1. 10 answers
2. 506 views
It takes 10 years for a $100 monthly bank deposit to amount to $15,528.23 when invested at 5% interest compounded monthly. Round
1. 9 answers
2. 205 views
A total of 7,803,100 tourists visited Country A from the year 2018 to the year 2020. Round to the nearest place value, then
1. 13 answers
2. 701 views
A total of 7,803,100 tourists visited Country A from the year 2018 to the year 2020. Round to the nearest place value, then
1. 24 answers
2. 1,145 views
.When is it appropriate to use the passive voice?(1 point)Responses when the person or thing performing the action is
1. 1 answer
2. 105 views
Apply the Zero Power Rule to create an equivalent expression to 9⋅(−33)^0+3/2(8 − 27^0)9⋅(−33)^0+3/2(8 − 27^0) = A .
1. 33 answers
2. 221 views
What was the initial purpose of the Constitutional Convention?(1 point) Responses to write the Constitution to write the
1. 10 answers
2. 378 views
Which of the following is an equivalent expression to (2^−3 ⋅9^3)^−4/2^9 ⋅9^−10 with only positive exponents,
1. 3 answers
2. 92 views
Which of the following is an equivalent expression to 15^0 ⋅ 7^−2 / (−4)^−3 with only positive exponents that has been
1. 17 answers
2. 96 views
Which of the following is an equivalent expression to 15^0 ⋅ 7^−2 / (−4)^−3 with only positive exponents that has been
1. 11 answers
2. 465 views
Apply the Properties of Integer Exponents to generate equivalent expressions to(4^3 ⋅ 7^−2)^−5/7^9 ⋅ 4^−13 with only
1. 7 answers
2. 353 views
Apply the Properties of Integer Exponents to generate equivalent expressions to (4^3 ⋅ 7^−2)^−5/7^9 ⋅ 4^−13with only
1. 8 answers
2. 1,503 views
Which is the best definition of drill as it relates to preparing for severe weather?(1 point)Responses a representation of an
1. 7 answers
2. 187 views
Apply the Property of Negative Integer Exponents to rewrite 15^−38 as an expression with positive exponents only.
1. 21 answers
2. 1,709 views
Use the Power Rule of Exponents to simplify the expression (6^2)^4.
1. 29 answers
2. 259 views
What causes hurricanes to increase in strength?lower central air pressure moving onto land cooler water temperature slower wind
1. 28 answers
2. 420 views
which nonfiction genre teaches the reader a process?(1 point)Responses biography biography humor humor how-to how-to history
1. 39 answers
2. 912 views
Which of the following is developed to result in the answer of 1?5^0+9^0 3(8^0) 13 −(7.42)^0 (−2.97)^0
1. 31 answers
2. 718 views
Apply the Zero Power Rule of Integer Exponents to solve 63^0
1. 16 answers
2. 1,083 views
number 1 Which type of information can scientists collect using a seismograph?the amount of debris produced by a volcano
1. 11 answers
2. 248 views
Use the excerpt to answer the question.A government of our own is our natural right: And when a man seriously reflects on the
1. 20 answers
2. 1,615 views
8th grade Quotient Rule of Exponents Quick Check ConnexusSimplify this expression using the Quotient Rule of Integer Exponents:
1. 24 answers
2. 2,012 views
I need to write a essay About the little women all I have is thisThe “little women” are the lives of four sisters, their
1. 0 answers
2. 102 views
A 17 kg girl slides down a playground slide that is 2.7 m high. When she reaches the bottom of the slide, her speed is 1.3 m/s.
1. 1 answer
2. 559 views
How do you find the wavelength of the fourth harmonic of a closed pipe with length 2m?
1. 1 answer
2. 622 views

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