31-40
Question 31-40
Fill Blank
Complete the notes below. Write ONE WORD ONLY for each answer.
Interpreting a baby's thoughts
- In the 19th century, William James said new-born babies were in a state of .
- Modern researchers can tell what babies are interested in by studying movements of their .
Experiments with babies and numbers
- One-day-old babies were shown several cards with on.
- They were interested when the number changed.
- They were not interested when the changed.
- Older babies were shown cards with of different things.
- They were most interested when the number changed.
- These experiments suggest babies have a sense of number.
Animals and numbers
- Some birds can find food in a box by numbers, which involves counting.
- Wild lions can estimate the number of lions in another group from the sound they make.
- They can then decide whether or not to the other group.
Humans and counting
- Research with aboriginal children concludes that is not essential for understanding numbers.
- Researchers think that counting developed at the same time as people started .
- Europeans may once have used fingers and for counting.