Answers by Eka Putra
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Answers by Eka Putra

Answers by Eka Putra
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A student standing in a canyon yells "echo", and her voice produces a sound wave of frequency of f = 0.54 kHz. The echo takes t = 2.1 s to return to the student. Assume the speed of sound through the atmosphere
answered Oct 12, 2024
3 votes
124k views
Help please its for a grade
answered Jul 18, 2024
4 votes
161k views
In a tube-within-a-tube body plan, what is the interior tube derived from?.
answered Dec 6, 2023
12 votes
232k views
_______ is using Earth's natural capitol in a way that ensures the resource will replenish in a relatively short time. a. Natural Resource b. Sustainability c. Environmental Science d. Renewable
answered Aug 22, 2023
3 votes
76.0k views
4 shirts cost $42. How much does 1 shirt cost? 50 pointss
answered Jan 18, 2023
10 votes
168k views
If 13 out of 20 students are girls, what is the ratio of girls to boys?
answered Oct 30, 2022
3 votes
59.6k views
Select the correct answer. Nadia auditioned for a part in a school play but didn't get it. She feels scared about auditioning for another play. What should her friend tell her to convince her? A. "Don't
answered Sep 5, 2022
3 votes
215k views
What is the additive inverse of 3? a. -3 b. a+(-a)=0 c. 0 d. -a
answered Jul 31, 2022
6 votes
166k views
Provide on equivalent ratio. Show your work.... Write the ratio as a unit rate per HELP PLEASE
answered Jul 31, 2022
7 votes
205k views
The class needs to collect 20.5 pounds of cans for recycling over the next 5 months. Students plan to collect 3.75 pounds each month. Use the drop-down menus to complete the statements below about the
answered Jun 24, 2022
4 votes
109k views
Which of the following are the first organisms to have a one-way digestive system? A. roundworms B.flatworms C.jellyfish D.sponges
answered Jun 24, 2022
7 votes
149k views
Que es reforma tributaria ? plis ayuda doy coronita
answered Jun 7, 2022
4 votes
206k views
If you are completing a job application in person, use ____ pencil blue Ink black ink either blue or black nik
answered Dec 11, 2021
7 votes
107k views
It cost 4 people $65 to each buy a movie ticket and a container of popcorn. Each container of popcorn cost $5.75. Let t represent the cost of a movie ticket. Which equation can be used to find the price
answered Aug 30, 2021
2 votes
207k views
In a remote location near the North Pole, an iceberg floats in a lake. Next to the lake (assume it is not frozen) sits a comparably sized glacier sitting on land. If both chunks of ice should melt (and
answered Jul 24, 2021
5 votes
181k views
MATCH THE EXPRESSIONS WITH THE VARIABLES IN IT! HELP I APPRECIATE IT
answered Jul 15, 2021
3 votes
68.4k views
Please help me and show steps! I would really appreciate it!
answered Jun 11, 2021
5 votes
234k views
During which type of collision is none of the energy converted to heat? O A. Elastic O B. All collisions C. Perfectly inelastic O D. Inelastic
answered May 23, 2021
2 votes
76.4k views
Need the answer ASAP 50% of U.S. foreign aid goes to development and humanitarian assistance. Which of the following would not fall into this category? A.Aid provided to African countries to fight the
answered May 19, 2021
6 votes
88.2k views
Please hurry! I'm stressing out trying to write this- “Always choose the organic food option whenever possible.” “Choosing a food or beverage that is 100% all natural is a healthy alternative.” “Ginkgo
answered May 15, 2021
4 votes
111k views
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