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Answers by Qirel

Answers by Qirel
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Use your knowledge of waves to explain why echoes occur. Use your explanation to devise a system to measure distances to objects that cannot be reached directly.
answered Apr 9, 2021
5 votes
186k views
A Juan le gusta jugar ________ tenis en las tardes.
answered Apr 2, 2021
5 votes
18.9k views
A section of uniform pipe is bent into an upright U shape and partially filled with water, which can then oscillate back and forth in simple harmonic motion. The inner radius of the pipe is r = 0.011 m.
answered Mar 13, 2021
4 votes
97.6k views
Map on wall will show north direction where a) Up b) Down c) Right d) Left​
answered Feb 24, 2021
2 votes
115k views
The pituitary gland triggers the production of male and female sex hormones
answered Nov 29, 2020
1 vote
164k views
PLEASE HELP, WILL GIVE 20 POINTS. The dimensions of rectangle B are twice the dimensions of rectangle A. The area of rectangle A is 50 cm2. What is the area of rectangle B?
answered Jul 6, 2020
1 vote
163k views
Which can be represented by the expression 17 subtract 2X​
answered Feb 3, 2020
4 votes
227k views
PLEASE HELP ME I HAVE NO IDEA “Heat (thermal) energy is being applied to the substance whenever the Bunsen Burner is on. Before the solid begins to melt, how is this energy being used?”
answered Jan 28, 2020
5 votes
151k views
To be issued a motorcycle license, you must have at least a regular ___________ operator's driver license. Class E Class A Class C Special
answered Dec 11, 2019
5 votes
128k views
As a chemical reaction occurs, the thermometer in the container records a decrease in temperature. What is true of the reaction?
answered Nov 22, 2019
6 votes
43.8k views
Zack walks at 3.5 miles per hour for 1 hour. Then he jogs at 5 miles per hour.
answered Aug 14, 2019
6 votes
201k views
Multiply 7⋅3/4= ? Express your answer as a simple fraction or improper fraction in simplest form.
answered Feb 18, 2019
5 votes
161k views
Find the difference 58,008-9,438
answered Sep 9, 2018
0 votes
219k views
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