1. Khối 8
  2. Science 8
  3. Physics
  4. Unit 10. Measuring motion
  5. Patterns of movement

  • Choose the correct answer.
    Tom is a 13-year-old 7th grade-beginning scientist at North Pocono Middle School. Every morning, Tom walks along a straight road from his home to the bus stop. Below is a graph representing Tom’s trip to school.
    Was Tom walking, jogging, or sprinting during segment 1, which is between 0 seconds and 50 seconds?
    jogging
    all are correct
    walking
    sprinting

    Giải thích
    The correct answer
    jogging
    walking
    sprinting
    all are correct
    1/2

  • Choose the correct answer.
    How long did it take this object to travel back to its reference/starting point?
    100 s
    60 s
    30 s
    20 s

    Giải thích
    The correct answer
    100 s
    20 s
    30 s
    60 s
    1/2

  • Choose the correct answer.
    Tom is a 13-year-old 7th grade-beginning scientist at North Pocono Middle School. Every morning, Tom walks along a straight road from his home to the bus stop. Below is a graph representing Tom’s trip to school.
    What is the average speed of Tom’s journey throughout the first segment, which is between 0 seconds, and 50 seconds?
    2 m/s
    3 m/s
    5 m/s
    2 miles per second

    Giải thích
    The correct answer
    2 m/s
    3 m/s
    5 m/s
    2 miles per second
    1/2

  • Choose the correct answer.
    How fast is the object traveling between points B and C?
    1 km/hr
    0 km/hr
    0.9 km/hr
    There is no way to tell from this graph

    Giải thích
    The correct answer
    0 km/hr
    1 km/hr
    0.9 km/hr
    There is no way to tell from this graph
    1/2

  • Choose the correct answer.
    Tom is a 13-year-old 7th grade-beginning scientist at North Pocono Middle School. Every morning, Tom walks along a straight road from his home to the bus stop. Below is a graph representing Tom’s trip to school.
    What is the average speed of Tom’s journey throughout the first segment, which is between 0 seconds, and 50 seconds?
    3 m/s
    2 miles per second
    2 m/s
    5 m/s

    Giải thích
    The correct answer
    2 m/s
    3 m/s
    5 m/s
    2 miles per second
    1/2

  • Choose the correct answer.
    What is happening from point D to E?
    The object is moving FAST
    The object is NOT moving
    The object is moving SLOWLY
    The object is decelerating

    Giải thích
    The correct answer
    The object is NOT moving
    The object is moving SLOWLY
    The object is decelerating
    The object is moving FAST
    1/2

  • Choose the correct answer.
    How fast is the object traveling between points B and C?
    1 km/hr
    There is no way to tell from this graph
    0 km/hr
    0.9 km/hr

    Giải thích
    The correct answer
    0 km/hr
    1 km/hr
    0.9 km/hr
    There is no way to tell from this graph
    1/2

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