FA- Measurement of Length and Motion

Which type of motion can be described as back-and-forth movement along a straight line?

• Circular motion

• Rectilinear motion

• Curvilinear motion

• Vibrational motion

Which type of motion involves an object moving along a curved path?

• Circular motion

• Vibrational motion

• Rectilinear motion

• Rotational motion

Circular motion involves an object moving around a fixed point in a __________ path.

When an object returns to its original position after a certain time, it is undergoing __________ motion.

Objects vibrating or oscillating are an example of __________ motion.

A car moving on a straight road is an example of __________ motion.

Define oscillatory motion and provide an example of an object that demonstrates this type of motion.

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Explain why it's important to choose the appropriate unit for measurements. Give an example where using the wrong unit can lead to confusion or error.

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What does SI stand for in SI units?

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How can you measure the length of a curved line?

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