Electric Current and its Effects Sample Questions for Class 7
Question 1
The distance traveled per unit of time is called .
A. force
B. gravity
C. speed
D. energy
Question 2
All the things in an experiment that must be the same to make the results fair are
A. independent variables.
B. dependent variables.
C. controlled variables, or constants.
D. controlled experiments.
Question 3
Which two properties do not change based on how much matter is present?
A. Weight and volume
B. Melting point and boiling point
C. Mass and boiling point
D. Volume and melting point
Question 4
Two organisms that are classified in the same class will ALWAYS be classified in the same
A. domain.
B. kingdom.
C. phylum.
D. all of the above
Question 5
What are homologous chromosomes?
A. chromosome pairs that come one from each parent
B. chromosomes that are exact copies of each other
C. chromosomes only found in humans
D. all of the above