SCIENCE
PHYSICAL SCIENCES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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the length of a river
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the width of a book
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the distance between two cities
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the size of an object under a microscope
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Detailed explanation-1: -The answer is a width of a textbook. It is usually has centimeter and millimeter units on it.
Detailed explanation-2: -In units of measurement of length we use centimeter (cm) to measure. We can use this unit for measuring the length of a pencil, the width of a book etc.
Detailed explanation-3: -Lay your book on a flat surface and hold the piece of cardboard against your book at the bottom of the spine. Place your ruler against the cardboard and measure to the top of your book, making sure to account for the extra length at the end of the ruler.
Detailed explanation-4: -A ruler can be defined as a tool or device used to measure length and draw straight lines. A ruler is used to measure the length in both metric and customary units.
Detailed explanation-5: -The dimensions of a book are measured in centimeters while the dimensions of a room are measured in meters.