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Sound was first used on films in


Based on our discussion in class and material provided on Angel, what is the first step that must be taken in order to "do" science?

observe something that elicits a question

Real motion pictures on film that were projected on a screen in theaters for audiences to see first appeared in the


Identify one characteristic of legless lizards that differ from snakes

have eyelids
can "drop" their tails
have longer tails

how was it that cows first became infected with what is now known as "Mad Cow Disease"?

by eating contaminated food. were fed the remains of BSE infected animals. first recognized in the UK

Describe the basic difference between science and pseudoscience

science is knowledge based on evidence and facts that can be proven
pseudoscience is claims or beliefs that cannot be scientifically proven.

what is a prion?

self-replicating protein that causes infectious disease

"appeal to authority"

having a well known person advertise to get the public's attention
someonewho is well known but not an expert represent a particular subject or case

Identity at least one specific habitat characteristic that is essential to the endangered Red-cockaded Woodpecker.

Pine Needles
Dry Climate

refers to any species that no longer exists- all individuals have died



the study of life or living matter in all its forms


dealing with facts and studying knowledge. observation and experimentation to describe and explain natural phenomena


claim belief or practice that lacks supporting evidence


a statement that explains or makes generalizations about a set of facts or principles

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