Physics, 02.03.2020 17:59 Mariela2699
A speed skater is sliding across the ice at a speed of 19 m/s when she encounters a rough patch of ice that is 2.0 m wide. As she coasts out of the rough patch, she is moving with a speed of 18 m/s. Assuming her deceleration to be constant, roughly what is the magnitude of that deceleration?
Answers: 1
Physics, 21.06.2019 16:10, sruthivada
If two metal balls each have a charge of -10^-6 c and the repulsive force between them is 1 n, how far apart are they? (coulomb's constant is k = 9.0x 10^9 n-m^2/c^2? 9.5 m 9.0 mm 9.5 cm 0.9 m .
Answers: 3
Physics, 22.06.2019 06:30, robertrkumar1
At very high pressures, gases become and will eventually a) more dense; become hotter b) more dense; change to a liquid or solid c) less dense; combust d) less dense; turn into a liquid
Answers: 2
A speed skater is sliding across the ice at a speed of 19 m/s when she encounters a rough patch of i...
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