A bus covers more distance in the same time than a car. Which is faster? A Car B Both equal
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Chapter 15: Motion and Time (Set-5)
A bike travels 1.8 km in 3 minutes on a straight road. What is its speed in m/s? A 10
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A boy takes 10 s to walk 20 m and 20 s to walk 40 m. What can you conclude
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A child walks 200 m in 4 minutes on a straight road. What physical quantity compares such motion? A Force
Continue readingChapter 14: Motion and Measurement (Set-5)
A student measures a rod from 0.8 cm to 14.9 cm on a scale whose zero end is worn out.
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A car’s distance from a milestone changes with time; this observation is enough to say the car is in A
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Before the wheel, which simple method was often used to move heavy loads on land over short distances? A Flying
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In early times, which animal was commonly used to carry loads across deserts and long dry routes? A Camel B
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Why did early humans use animals for travel? A To store food B To move faster C To make music
Continue readingChapter 13: Reproduction in Animals and Adolescence (Set-5)
A student says “respiration and reproduction both always need oxygen”; which correction is most accurate? A Reproduction needs oxygen B
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