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NataleeLeblanc
Username
NataleeLeblanc
Score
45
Stats
Questions
4
Answers
1
7 Questions
1 Answers
+5
378
4
+45
Please help!
Question 1: On a particular day, the following appliances are used for the times indicated: a 1600-W coffee maker, 12 min, and a 1100-W microwave oven, 4.9 min. With these power requirements, find how
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physics
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NataleeLeblanc
Feb 25, 2017
+10
227
1
+45
A 4.9 "kilo" bag of sugar is on a counter. How much work is required to put the bag on a shelf a distance of 0.41 m above the counter?
A 4.9 "kilo" bag of sugar is on a counter. How much work is required to put the bag on a shelf a distance of 0.41 m above the counter?
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NataleeLeblanc
Feb 24, 2017
0
220
3
+45
College Physical Science
Which has more kinetic energy: a 0.0010-kg bullet traveling at 394 m/s or a 7.3 107-kg ocean liner traveling at 12 m/s (23 knots)?
Ek-bullet = ?J
Ek ocean liner = ?J
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NataleeLeblanc
Feb 18, 2017
0
244
2
+45
PLEASE HELP
A rock dropped down a well takes 1.8s to hit the water. How far below the top of the well is the surface of the water?
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NataleeLeblanc
Feb 13, 2017
0
204
1
+45
Need Help!
A stone is dropped from the top of the well that has water in it at a depth of 30.0 m. How long does it take the stone to reach the water?
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NataleeLeblanc
Feb 13, 2017
0
373
1
+45
Need Help! Due tomorrow
A ball is thrown up in the air with an initial velocity of 58.8 m/s upward. How long does it take the ball to go up? To come down after reaching maximum height?
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NataleeLeblanc
Feb 13, 2017
0
186
1
+45
Need help! Due tomorrow
An object with a mass of 5 kg is dropped and takes 9 s to hit the ground. Then another object with a mass of 10 kg is dropped from the same point. How long does it take to hit the ground?
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NataleeLeblanc
Feb 13, 2017
#1
+45
0
the answer is 25
15- (-10) = 25 (because the minus sign and the negatice sign cancel out)
NataleeLeblanc
Feb 13, 2017