Answers by Mark Arnott
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Answers by Mark Arnott

Answers by Mark Arnott
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Can you guys help me? 20 points, thanks! ☼.☼
answered Apr 18, 2019
5 votes
142k views
A rock falls off the edge of a cliff that is 145 m above the ground beneath it. For how long a time is the rock falling? Assume air resistance is negligible.
answered Oct 24, 2018
5 votes
2.0k views
How does high surface tension support life
answered Jun 22, 2018
2 votes
79.6k views
En un cuento de la escritora española Emilia Pardo Bazán unos criados celebran que "les cayó el premio gordo". ¿Qué celebran estos criados?
answered Feb 7, 2018
2 votes
127k views
Several natural calamities can lead to the destruction of natural habitats. Which of these natural calamities will create a surface for primary succession?
answered Dec 20, 2017
3 votes
10.0k views
Why do mapmakers use imaginary lines on maps and globes?
answered Feb 28, 2017
4 votes
73.8k views
A kitten weighs 4pounds. About how many kilograms does kitten weigh
answered Feb 22, 2017
4 votes
25.9k views
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