Sciences
20 QUESTIONS
Q1. What is a representation of an object or process called?
A) Theory
B) Law
C) Model
D) Variable
Q2. Why is studying a model helpful to scientists?
A) Scientists can study something in greater detail.
B) Variables can never be changed.
C) The subjects of the study are harmed.
D) Studying models is never helpful.
Q3. Which of the following could NOT be represented by a model?
A) Atom
B) Earth
C) SI unit
D) Mathematical equation
