# Physics [NSO Level 1- Science Olympiad (SOF) Class 9]: Questions 1 - 5 of 236

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## Question 1

## Question 2

### Question

MCQ▾Here are some points of difference between speed and velocity. All the points are not true. Find out the in false ones

NO. | Speed | Velocity |

1. | Distance covered per unit time | Displacement per unit time |

2. | Reduces to zero when the object is at rest | Reduces to zero when comes back to the starting point |

3. | Changes continuously in a uniform circular motion | Remains the same in a uniform circular motion |

4. | Is a scalar quantity | Is a vector quantity |

### Choices

Choice (4) | Response | |
---|---|---|

a. | Point 3 | |

b. | Point 2 | |

c. | Point 4 | |

d. | Point 1 |

## Question 3

### Question

MCQ▾Which of the following statements is not true about an object performing uniform motion in a straight line

### Choices

Choice (4) | Response | |
---|---|---|

a. | The acceleration is always zero | |

b. | The distance covered and the displacement is always the same | |

c. | The speed and velocity are always same | |

d. | All a., b. and c. are correct |