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Measurement and Metric Prefixes Quiz

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Questions and Answers

Which metric prefix corresponds to a factor of $10^{12}$?

kilo

peta

giga

tera (correct)

When converting 25 km/h to m/s, which of the following steps is incorrect?

1 km = 100 meters (correct)

Convert km to m by multiplying by 1000

Divide by 3600 to convert speed units

1 hour = 3600 seconds

Which of the following best describes measurements that are considered both accurate and precise?

Measurements that show high variability with low consistency

Measurements that are close to the true value and consistently similar (correct)

Measurements that are widely spread with no consistent pattern

Measurements that adhere to a specific standard but vary in proximity to the true value

What is the value of the prefix 'micro'?

$10^{-6}$ Signup and view all the answers

In the context of measurements, which statement about precision is true?

Precision is related to how repeatable measurements are. Signup and view all the answers

Which mathematical expression correctly calculates the product of 5 and the sum of 7 and 3?

$5(7 + 3)$ Signup and view all the answers

Which of the following sequences represents a correct use of the order of operations?

$2(3 + 5) - 4$ Signup and view all the answers

Which equation represents a linear relationship in a two-dimensional space?

$y = 2x + 3$ Signup and view all the answers

Which of the following is an example of a quadratic function?

$f(x) = x^2 + 2x + 1$ Signup and view all the answers

Which of these scenarios illustrates the concept of a dependent variable?

The height of a plant based on the amount of water given Signup and view all the answers