A proton (mass m = 1.67 x 10-27 kg) is being accelerated along a straight line at 2.40 × 1015 m/s2 in a machine. The proton has an initial speed of 2.10 x 107 m/s and travels 3.3 cm. (a) What is its speed? (Give your answer to at least four significant figures.) m/s (b) What is the increase in its kinetic energy?

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A proton (mass m = 1.67 x 10-27 kg) is being accelerated along a straight line at 2.40 x 1015 m/s² in a machine. The proton has an initial speed of 2.10 x 107 m/s and travels 3.3 cm.
(a) What is its speed? (Give your answer to at least four significant figures.)
m/s
(b) What is the increase in its kinetic energy?
Transcribed Image Text:A proton (mass m = 1.67 x 10-27 kg) is being accelerated along a straight line at 2.40 x 1015 m/s² in a machine. The proton has an initial speed of 2.10 x 107 m/s and travels 3.3 cm. (a) What is its speed? (Give your answer to at least four significant figures.) m/s (b) What is the increase in its kinetic energy?
A glob of slime is launched or dropped from the edge of a cliff. Which of the graphs in the figure below could possibly show how the kinetic energy of the glob changes during its flight? (Select all that apply.)
K
K
K
(a)
(b)
(c)
(d)
しLLL
K
K
K
(e)
(S)
(g)
(h)
O (a)
O (b)
(d)
O (e)
O (f)
O (g)
O (h)
Transcribed Image Text:A glob of slime is launched or dropped from the edge of a cliff. Which of the graphs in the figure below could possibly show how the kinetic energy of the glob changes during its flight? (Select all that apply.) K K K (a) (b) (c) (d) しLLL K K K (e) (S) (g) (h) O (a) O (b) (d) O (e) O (f) O (g) O (h)
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