Chemistry, 29.09.2019 07:50 lbbeanss

Which of the following is a good example of a contact force?

a. earth revolving around the sun
b. a bridge suspended by cables
c. a ball falling downward a few seconds after being thrown upward
d. electrically charged hairs on your head repelling each other and standing up

Answers: 2

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Which of the following is a good example of a contact force?

a. earth revolving around...