Words to know - Chapter 1
A statement of what you think will happen during a scientific investigation
What is hypothesis
A small piece of a computer that contains microscopic circuts
What is a microchip
What do scientists do?
What is technology
Knowledge processes and products that solve problems and make work easier
Facts that make you belive something is true
What is evidence
An artificial hand, leg, arm or foot that replaces a missing hand, leg, arm or foot
What is a prostetic limb
A conclusion based on evidence
What is an inference
An early version or model of a product
What is a prototype
Scentists use _____ when drawing conclusions
What problem does an x-ray machine solve?
Doctors are able to see bones inside of the body
Information from which a conclusion can be drawn or prediction can be made
What is data
The knowledge, processes, and products that solve problems and make work easier
What is technology
Why is it important that scientists communicate?
Scientists must describe thier procedures and report their data honestly
One similarity between a modern computer and an older computer is that they both use
Step-by-step instructions for completing a task
What is a procedure
What is the design process
Why is are control groups important in scientists experiments?
They are important becasue a control group gives you something to compare to the experimental group
Describe technology that you use everyday and the problems it solves
Computers: help you search the web. Phones: help you contact people easier. Etc.