[Answered] What is the displacement of a hiker who travels 3.0 km east and then 4.0 km ...

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Author Question: What is the displacement of a hiker who travels 3.0 km east and then 4.0 km ... (Read 69 times)

ss2343

Hero Member
Posts: 548

on: Jul 28, 2018

What is the displacement of a hiker who travels 3.0 km east and then 4.0 km north?

Question 2

Which scientist first postulated the existence of ions?
a. Lewis
b. Dalton
c. Arrhenius
d. Berzelius

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voltaire123

Sr. Member
Posts: 301

Reply #1 on: Jul 28, 2018

Answer to Question 1

5.0 km

Answer to Question 2

c

ss2343

Hero Member
Posts: 548

Reply #2 on: Jul 28, 2018

Both answers were spot on, thank you once again

voltaire123

Sr. Member
Posts: 301

Reply #3 on: Jul 28, 2018

Great! Please up vote

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