Chapter s Activity 1 3 Act Activity 1: Charged Particles provided GROUPING Wiork

Question

Chapter s Activity 1 3 Act Activity 1: Charged Particles provided GROUPING Wiork individually or in small groups GETTING STARTED Use the dark chips to represest protons and the light chips do models that each integer and sketch your models in the boxes. integer in Exercise 1? Examples The set at the right shows one way to If the protons and electrons are paired, 2 prodons are The answers to Exercise 2 are the absolute values of the integers in 1. Since the absolute value of an integer is number 2 charge is 2 positive number. Since the distance between two poists is always a positive number or 0, the absolute value of an integer may also be defined as the distance from 0 to the point corresponding to the integer on a number line. The set at the righe If the peotons and electrons are paired, 3 electrons are charge is-3 number-3. a 15 b 12 c0 -5 statement. c·The absolute value of 0 is

Explanation / Answer

2) a) 5

b) 1

c)2

d)0

3)

absolute value of -15 is 15

b)

absolute value of 12 is 12

c) absolute value of 0 is 0

d)

absolute value of -5 is 5

4) a) absolute value of positive integer a = a

b)  absolute value of negative integer a = -a

c)  absolute value of 0 is 0

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