What is a common use of models in science?

Science 7 First Quarter Exam

Quiz
•
Science
•
7th Grade
•
Medium
Precy Manarang
Used 9+ times
FREE Resource
50 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To test ideas and make predictions
To provide exact copies of real-life objects.
To function exclusively in computer environments.
To ensure everything is simple and easy to understand.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To model the behavior of liquid particles in a container, which particle behavior should you apply in your model?
Particles are in one spot and move a little.
Particles are spread out and move around easily.
Particles are lined up in a solid pattern and only shake a bit.
Particles move around each other and have some space between them.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If you use the Plum Pudding Model to describe how electrons are arranged in an atom, which characteristic does it highlight?
Electrons have fixed energy levels.
The nucleus contains most of the atom's mass.
Atoms consist mainly of empty space.
Electrons are embedded in a uniform positive charge.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What can you say about the particles of liquid in contrast with a solid?
A predictable pattern of movement
Less movement and are more tightly packed.
The same amount of movement and spacing.
More freedom to move and more space between them.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following best evaluates the effect of heating on the particles of a material?
They become slightly compacted but can still move.
They move farther apart from each other.
They gain a more definite shape and become more compact.
They remain unchanged because heat is not absorbed.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT one of the three main states of matter?
Solid
Liquid
vapor
gas
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Given that water is made up of two hydrogen atoms and one oxygen atom, which of the following diagrams accurately represents the particle model of water?
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