How Scientists Work

Question 1

The idea that life can arise from non living matter

Answer 1

Spontaneous generation

Question 2

What was Francesco Reid’s hypothesis about the appearance of the maggots?

Answer 2

Flies produce maggots

Question 3

Controlled experiment

Answer 3

The experimental element which is constant or unchanged throughout the course of the investigation.

Question 4

IV and DV

Answer 4

IV- variable is deliberately changed

DV- observed and changes in response to IV

Question 5

A theory in science

Answer 5

As evidence from numerous investigations builds up, a particular hypothesis may become so well supported that scientists consider it a theory.

Question 6

A theory must be _____ or ______ by a more useful explanation

Answer 6

Revised or replaced