DEVELOPMENTAL PSYCHOLOGY
NEWBORN DEVELOPMENT
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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1/2”
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1”
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1 1/2”
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None of the above
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Detailed explanation-1: -Weight: average gain of about 13 ounces each month, birthweight is doubled at approximately 4 to 5 months and tripled at one year. Height: average growth of just over 1/2 inch each month with most infants growing 10 inches in the first year. Head size: average growth of about 1/2 inch each month.
Detailed explanation-2: -From ages 7 to 12 months, a baby might grow about half an inch (1.3 centimeters) each month. Head size. A baby’s head size is measured to get an idea of how well the brain is growing. During the first month, a baby’s head may increase about 1 inch (2.5 centimeters).
Detailed explanation-3: -What are some of the weight and height milestones your 11-month-old baby should be hitting? The average weight for an 11-month-old baby is 20.8 pounds for boys and 19.2 pounds for girls. Meanwhile, the average height registers in around 29.3 inches for boys and 28.7 inches for girls.