Register
A student walks 20.0 m [S] in 10.0 s. Then she walks another 10.0 m [S] in 8.50 s. What is the average velocity of the student?
150k views
0 votes
A student walks 20.0 m [S] in 10.0 s. Then she walks another 10.0 m [S] in 8.50 s.

What is the average velocity of the student?

User Kevin Bryan
by
6.2k points

1 Answer

5 votes
1.62 m/s

Velocity is the rate of change in position over the change in time.

The total change in position is 20 + 10 = 30m, and the total change in time is 10.0 + 8.50 = 18.5s.

Thus, 30.0m/18.5s = 1.62 m/s
User Cedric Reichenbach
by
5.7k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

6.5m questions

8.7m answers

Other Questions

When weak acids react with strong bases, the H+ from the weak acid is transferred to the: metal of the strong base to form a metal hydride OH− from the strong base to form water and a salt salt that is
Some elements can have multiple molecular forms in the same physical state. these multiple forms are called a. isotopes. b. isotropes. c. allotropes. d. multi-tropes.
True or false: in the water cycle, water returns to Earth as condesation, usually in the form of rain or snow.
The original amount of a radioactive sample should be multiplied by which expression to calculate the amount of the sample that remains after n half-lives have passed? (1/2)xn (1/n)^2 (1/2)^n 1/(2n)
How many moles of ca(no32 are in 400 ml of a 0.80 m calcium nitrate solution?
Link Copied!