ANSWER KEYGrams and Kilograms A gram (g) is used to measure the weight or mass of very light objects.A small paperclip weighs about a gram.A kilogram (kg) is used to measure the weight or mass of heavier objects.A one-liter bottle of water weighs about a kilogram. cell phone weighs about... a. 1 gram b. 120 grams c. 2 kilograms 3. A watermelon weighs about... a. 500 grams b. 2 kilograms c. 13 kilograms4. 8 kg = 8,000 g 5. 2,000 g = 2 kg6. 5,000 g = 5 kg 7. 7 kg = 7,000 g8. 10,000 g = 10 kg 9. 30 kg = 30,000 g10. Jan's cat weighs 4 kg. Carl's cat weighs 2,900 grams.
Babbling is a stage in child development and a state in language acquisition, during which an infant appears to be experimenting with uttering articulate sounds, but not yet producing any recognizable words.
But just as she has to crawl before she walks, she has to babble before she talks. Babbling is an important milestone because it represents the beginning of real communication, when a baby starts experimenting with sounds, listening for a reaction, responding, and building social relationships, says Sherry Artemenko, a speech-language pathologist and founder of Play on Words.