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What makes simple machines useful for people without enough strength to complete a task? A. Work is reduced, while time is decreased. B. Input force is reduced, while time is increased. C. Power is increased, while distance is decreased. D. Input force is reduced, while distance is increased.
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Work is reduced, while time is decreased makes simple machines useful for people without enough strength to complete a task.
Question|Asked by chiefnijel15
Asked 6/28/2016 7:18:26 AM
Updated 11/6/2016 12:39:19 PM
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Work is reduced, while time is decreased makes simple machines useful for people without enough strength to complete a task.
Added 11/6/2016 12:39:19 PM
This answer has been confirmed as correct and helpful.
Confirmed by Andrew. [11/6/2016 7:39:05 PM]
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Questions asked by chiefnijel15
Why are all machines NOT 100% efficient? A. mass B. gravity C. friction D. distance
Question|Asked by chiefnijel15
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Updated 6/28/2016 7:34:03 AM
1 Answer/Comment
All machines are NOT 100% efficient because of friction.
Added 6/28/2016 7:34:03 AM
This answer has been confirmed as correct and helpful.
Confirmed by Andrew. [6/28/2016 4:02:01 PM]
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