8th Grade 1st Semester Exam 24-25

Front

What is the length of the bar in the seventh diagram?

Back

7 units

Front

What is the slope of the graph?

Back

-1

Front

What is 8.003 × 10⁷ in standard notation?

Back

80,030,000

Front

Which is greater, 2654^0 or 5^0?

Back

They are the same

Front

What is the value of (4/9)^2?

Back

(16/81)

Front

Define slope in the context of a graph.

Back

Slope is a measure of the steepness of a line, calculated as the rise over run.

Front

What does it mean to convert a number to standard notation?

Back

It means expressing a number in its usual decimal form instead of scientific notation.

Front

What is the value of any non-zero number raised to the power of zero?

Back

1

Front

How do you calculate the square of a fraction?

Back

Square the numerator and the denominator separately.

Front

What is scientific notation?

Back

A way of expressing numbers that are too large or too small to be conveniently written in decimal form.