Work on the topic and do the tasks

Get ready!
Before you read the passage, talk about these questions.
1 What are some prefixes of numbers?
2 Which is larger, giga, or mega?

Reading
Read the chart. Then, choose the correct answers.
1 What number does the prefix "milli" stand for?
A 0.000001
B 1,000,000
C 0.001
D 1,000
2 What is the symbol for one trillionth?
A G
B m
C T
D P
3 What prefix does the symbol µ represent?

A micro
B nano
C pico
D giga

C pico

D giga

Fill in the blanks with the correct words from the word bank.
WORD BANK: milli, prefix, micro, symbol
1. I used a________ instead of writing the whole number.

2. The disk drive only stores one thousandth of a byte, or a_______ byte.
3. Shorten the phrase "one millionths of a second" to the word _______second.
4. The _________for the subtraction sign is a dash.