The acceleration due to gravity on Earth is 9.8 m/s2. What is the weight of a 75 kg person on Earth?

9.8 N

75 N

85 N

735 N

What type of greenhouse gas is released when coal is burn

During which of the following phases of the moon do we see all the sunlight reflected off the moon? Full moon First quarter moon Gibbous moon Third quarter moon

The best evidence of Earths rotation is provided by

A dryer sheet is attracted to your hand as your pull laundry from the dryer. Which of the following statements is true? Select all that apply. 1. The dryer sheet is positively charged and your hand is negatively charged. 2.

Uses of solar cells?

A ball is thrown with a velocity of 20 m/s at an angle of 60 degrees above the horizontal. What is the horizontal component of its instantaneous velocity at the the exact top of its trajectory?

You pull on a wagon resting on the sidewalk. What will happen next. A. The wagon does not move because the wagon applies more force to you than you apply to the wagon. B. The wagon moves because you apply more friction to the ground. C.

If someone travels 3000 feet in one second, how far will it travel in 18 minutes

How long did it take to reload a rifle during the 18th 19 century?

Oil flows upward in the wick of a lantern because of the liquid property called A. meniscusity. B. capillarity. C. density. D. viscosity.