Which terrestrial planet orbits the Sun in 88 Earth days?
What will be an ideal response?
Mercury
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Atmospheric pressure is caused by the
A) density of the atmosphere. B) weight of the atmosphere. C) temperature of the atmosphere. D) solar energy on the atmosphere.
As more resistors are added in parallel to a constant voltage source, the power supplied by the source
A) increases. B) decreases. C) does not change. D) increases for a time and then starts to decrease.
You ride a motor scooter 8 km in 15 minutes. Your [average] speed is
A) 16 km/hr. B) 2 km/hr. C) 4 km/hr. D) 32 km/hr. E) 48 km/hr.
A long nonconducting cylinder (radius = 12 cm) has a charge of uniform density (5.0 nC/m3) distributed throughout its volume. Determine the magnitude of the electric field 15 cm from the axis of the cylinder
a. 20 N/C b. 27 N/C c. 16 N/C d. 12 N/C e. 54 N/C