One oft-cited estimate is that it takes ______ years of continuous effort to develop expertise in some domain.
a) 5
b) 10
c) 14
d) 20
Question 2
Which of these is NOT a difference between the way experts and novices go about solving a problem?
a) Experts tend to work backwards; novices tend to work forwards.
b) Experts can practically bypass working memory in encoding problem information; novices can't.
c) Novices tend to pick up on surface features, while experts are better at picking up structural features.
d) Experts are better at picking up on analogies and using them to solve problems.
Continuous variation in a polygenic trait.
During drought years on the Galapagos, small, easily eaten seeds become rare, le
The skullcap from Trinil, Java is the type specimen for H. erectus and is about 900,000 years old.
A levallois core from Kapedo Tuffs, Kenya dates about 130,000 years ago.
How long does it take for 90% of a sample of strontium-90 (half-life of 28.8 years) to decay?
People with Huntington disease develop problems with neuromuscular control and gradually lose the us