A pendulum makes 12 complete swings in 8.0 s
(a) What is its frequency?
(b) What is its period?
(a) 1.5 Hz
(b) 0.67 s
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The ____________________ hypothesis for the formation of the Moon suggests that the moon and Earth formed from the same cloud of material and coalesced as two separate objects
Fill in the blank(s) with correct word
Your vision is sharpest when your pupil is
A) dilated. B) constricted. C) same either way
A projectile is shot horizontally at 23.4 m/s from the roof of a building 55 m tall. Effects of air are negligible. (a) Determine the time necessary for the projectile to reach the ground below
(b) Determine the distance from the base of the building that the projectile lands. (c) Determine the horizontal and vertical components of the velocity just before the projectile reaches the ground.
A speed of 65 miles per hour is the same as which of the following? (1.00 ft = 30.48 cm)
A) 24 m/s B) 29 m/s C) 32 m/s D) 37 m/s E) 42 m/s