Projectile Motion. You throw a ball horizontally off a roof. Assuming the ball behaves as an ideal...

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Transcript of Projectile Motion. You throw a ball horizontally off a roof. Assuming the ball behaves as an ideal...

Page 1: Projectile Motion. You throw a ball horizontally off a roof. Assuming the ball behaves as an ideal projectile, the time until it lands is determined only.

Projectile Motion

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Page 2: Projectile Motion. You throw a ball horizontally off a roof. Assuming the ball behaves as an ideal projectile, the time until it lands is determined only.

You throw a ball horizontally off a roof. Assuming the ball behaves as an ideal projectile, the time until it lands is determined only by

a) its initial speed and the horizontal distance to the point where it lands.

b) the height of the roof and its initial speed.

c) the height of the roof.

© 2016 Pearson Education, Inc.

Clicker question

Page 3: Projectile Motion. You throw a ball horizontally off a roof. Assuming the ball behaves as an ideal projectile, the time until it lands is determined only.

Where does the apple land?

Page 4: Projectile Motion. You throw a ball horizontally off a roof. Assuming the ball behaves as an ideal projectile, the time until it lands is determined only.
Page 5: Projectile Motion. You throw a ball horizontally off a roof. Assuming the ball behaves as an ideal projectile, the time until it lands is determined only.
Page 6: Projectile Motion. You throw a ball horizontally off a roof. Assuming the ball behaves as an ideal projectile, the time until it lands is determined only.

Horizontal range

Page 7: Projectile Motion. You throw a ball horizontally off a roof. Assuming the ball behaves as an ideal projectile, the time until it lands is determined only.
Page 8: Projectile Motion. You throw a ball horizontally off a roof. Assuming the ball behaves as an ideal projectile, the time until it lands is determined only.

275 m

275

111 m/s

g

Page 9: Projectile Motion. You throw a ball horizontally off a roof. Assuming the ball behaves as an ideal projectile, the time until it lands is determined only.
Page 10: Projectile Motion. You throw a ball horizontally off a roof. Assuming the ball behaves as an ideal projectile, the time until it lands is determined only.

Racing skier

Page 11: Projectile Motion. You throw a ball horizontally off a roof. Assuming the ball behaves as an ideal projectile, the time until it lands is determined only.

How long does it take him to finish the race?

Page 12: Projectile Motion. You throw a ball horizontally off a roof. Assuming the ball behaves as an ideal projectile, the time until it lands is determined only.

Projectile launched from a cliff

Page 13: Projectile Motion. You throw a ball horizontally off a roof. Assuming the ball behaves as an ideal projectile, the time until it lands is determined only.

You and a friend throw two rocks off a bridge. Your friend throws hers with an initial direction 30º below the horizontal. You throw yours with the same initial speed but in a direction 30º above the horizontal. When the two rocks hit the water

a) your friend's is moving faster.

b) yours is moving faster.

c) they are moving at the same speed.

© 2016 Pearson Education, Inc.

Clicker question

Page 14: Projectile Motion. You throw a ball horizontally off a roof. Assuming the ball behaves as an ideal projectile, the time until it lands is determined only.
Page 15: Projectile Motion. You throw a ball horizontally off a roof. Assuming the ball behaves as an ideal projectile, the time until it lands is determined only.
Page 16: Projectile Motion. You throw a ball horizontally off a roof. Assuming the ball behaves as an ideal projectile, the time until it lands is determined only.
Page 17: Projectile Motion. You throw a ball horizontally off a roof. Assuming the ball behaves as an ideal projectile, the time until it lands is determined only.

crossing a stream

Page 18: Projectile Motion. You throw a ball horizontally off a roof. Assuming the ball behaves as an ideal projectile, the time until it lands is determined only.
Page 19: Projectile Motion. You throw a ball horizontally off a roof. Assuming the ball behaves as an ideal projectile, the time until it lands is determined only.

Helicopter drops parcel

Page 20: Projectile Motion. You throw a ball horizontally off a roof. Assuming the ball behaves as an ideal projectile, the time until it lands is determined only.
Page 21: Projectile Motion. You throw a ball horizontally off a roof. Assuming the ball behaves as an ideal projectile, the time until it lands is determined only.

Center-seeking Acceleration

Page 22: Projectile Motion. You throw a ball horizontally off a roof. Assuming the ball behaves as an ideal projectile, the time until it lands is determined only.
Page 23: Projectile Motion. You throw a ball horizontally off a roof. Assuming the ball behaves as an ideal projectile, the time until it lands is determined only.

Has a velocity of 700 km/hr

Page 24: Projectile Motion. You throw a ball horizontally off a roof. Assuming the ball behaves as an ideal projectile, the time until it lands is determined only.

6gR

Stuka=German war plane(History Channel)

Page 25: Projectile Motion. You throw a ball horizontally off a roof. Assuming the ball behaves as an ideal projectile, the time until it lands is determined only.

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How the Power Grid Behaves

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