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# Free Fall 1

### Demo

Question | Answer |
---|---|

What is the value for acceleration due to gravity? | 9.8m/s^2 |

Acceleration is equal to: | Change in velocity/change in time a=∆v/∆t |

The slope of the function of velocity with respect to time is? | Acceleration |

What is your car's acceleration if you start at 0.0 m/s and you accelerate to 40 m/s in 8 seconds? | 5m/s^2 |

If you shoot a projectile into the air at an angle, neglecting air resistance, what is its horizontal acceleration? | zero |

If you shoot a projectile into the air at an angle, neglecting air resistance, what is its vertical acceleration? | -9.8m/s^2 |

If you shoot a rocket into the air, at what point in its path does it have minimum speed. | Its maximum height, or apex of its trajectory. |

What are the units of a Newton? | kgm/s^2 kilograms*meters/second aquared |