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Author Question: A child on a sled starts from rest at the top of a 15 slope. If the trip to the bottom takes 15.2 s, ... (Read 817 times)

Kikoku

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on: Jul 29, 2018
A child on a sled starts from rest at the top of a 15 slope. If the trip to the bottom takes 15.2 s, how long is the slope? Assume that frictional forces may be neglected.
 
  A) 293 m
  B) 586 m
  C) 1130 m
  D) 147 m

Question 2

A simple compound microscope provides large magnification by employing
 
  A) a short focal length objective and a short focal length eyepiece.
  B) a short focal length objective and a long focal length eyepiece.
  C) a long focal length objective and a short focal length eyepiece.
  D) a long focal length objective and a long focal length eyepiece.


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cupcake16

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Reply #1 on: Jul 29, 2018
Answer to Question 1

A

Answer to Question 2

B


Kikoku

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Reply 2 on: Jul 29, 2018
Wow, this really help

xiazhe

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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