After a start leaves the main sequence and becomes a red giant it starts to fuse different elements in its core. What is the correct change in the element from element x to element y? a) Hydrogen to Helium
b) Silicone to Iron
c) Helium to Carbon
d) Carbon to Silicon
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In which of the following cases is work being done on an object? question 2 options: pushing against a locked door carrying a box down a corridor pulling a trailer up a hill suspending a heavy weight with a strong

Avery long solenoid of inner radius 2.75 cm creates an oscillating magnetic field of the form = for this solenoid, =0.00425 t and =319 rad/s. (a)what is the maximum value of the induced electric field at a perpendicular distance 1.45 cm from the axis of the solenoid? (b) what is the maximum value of the inducted electric field at a point 5.85 cm perpendicular from the axis of the solenoid?

Which lists the pairs of plates in order from least to greatest in terms of the work done to move the electron?