Jason takes off from rest across level water on his jet-powered skis. The combined mass of Jason and his skis is 75 kg (the mass of the fuel is negligible). The skis have a thrust of 200 N and a coefficient of kinetic friction on water of 0.10
Unfortunately, the skis run out of fuel after only 67 s. How far has Jason traveled when he finally coasts to a stop?
A) 5400 m B) 3800 m C) 10,000 m D) 7600 m
C
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The dense, rocky, and metallic planets are found close to the Sun because:
a. the Sun’s gravity attracted the denser particles (rocks and metals) closer to it. b. the Sun was unable to hold onto the lighter (gaseous) particles and they moved farther away where they formed the outer planets. c. rocks and metals condensed at the relatively high temperatures close to the Sun. d. they were nudged inward by close encounters with Jupiter early in the solar system’s history.
The time for one complete cycle of a periodic process to take place is called the __________
Fill in the blank(s) with correct word
Why do you think irregularities in a heating surface provide better conditions for boiling a saturated liquid than a smooth surface does?
What will be an ideal response?
When you touch a cold piece of ice with your finger, energy flows
A) from your finger to the ice. B) from the ice to your finger. C) actually, both ways.