Practice: A frog leaves the ground with a speed of 15 m/s and stays in the air for 2.0 seconds. At what angle did the frog jump?

Subjects

Sections | |||
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Intro to Projectile Motion: Horizontal Launch | 36 mins | 0 completed | Learn |

Negative (Downward) Launch | 25 mins | 0 completed | Learn |

Symmetrical Launch | 25 mins | 0 completed | Learn |

Projectiles Launched From Moving Vehicles | 14 mins | 0 completed | Learn |

Special Equations in Symmetrical Launches | 17 mins | 0 completed | Learn |

Positive (Upward) Launch | 42 mins | 0 completed | Learn |

Using Equation Substitution | 18 mins | 0 completed | Learn |

Concept #1: Using Special Equations in Symmetrical Launch Problems

Practice: A frog leaves the ground with a speed of 15 m/s and stays in the air for 2.0 seconds. At what angle did the frog jump?

Example #1: A champion long-jumper competing on Planet X is capable of leaving the ground with a speed of 6 m/s. The maximum distance he can cover on Planet X turns out to be 9 m. What is the gravity on Planet X?

Practice: A golf ball is hit at ground level at an angle of 31.9° above the horizontal. Its range is 257 m over a level green. What was the magnitude of the golf ball's initial velocity?

0 of 4 completed

Concept #1: Using Special Equations in Symmetrical Launch Pr...

Practice #1: Jumping Frog

Example #1: A Long Jump on Planet X

Practice #2: Initial Speed of a Golf Ball

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