Grade 4_Lesson 4.2-Circuits Question Preview (ID: 18159)
Test Review Questions On Lesson 4.2.
TEACHERS: click here for quick copy question ID numbers.
What are the tiny building blocks of EVERYTHING?
a) Elements
b) Atoms
c) Molecules
d) Cotton
Which of the following is not one of the three types of particles?
a) protons
b) wires
c) electrons
d) neutrons
What type of charge do neutrons have?
a) negagive
b) positive
c) neutral
d) electro-negative
Static electricity builds up when ______ and ______ charges are no longer balanced.
a) positive and neutral
b) electronegative and negative
c) neutral and negative
d) positive and negative
What does 'balanced charges' mean?
a) There are more negative particles than positive particles.
b) There are more positive particles than neutral particles.
c) There are the same number of positive and negative particles.
d) There are less negative particles than positive charges.
A ___________ is a type of material through which an electric charge can flow through easily.
a) Insulator
b) Conductor
c) Rubber
d) Element
One example of a insulator is a ________.
a) Pencil Eraser
b) Water
c) Lead of a pencil (grapite)
d) Gold
A material through which an electric charge moves with difficulty (does not flow through easily) is called?
a) Conductor
b) Atoms
c) Insulator
d) Molecules
Suppose you have a set of lights that are wired in a parallel circuit. What will happen to the circuit if one of the bulbs burn out (stops working)?
a) The circuit will not work.
b) All the other bulbs will still light up.
c)
d)
A circuit with at least one break is called a ______ circuit.
a) Closed
b) Complete
c) Detached
d) Open
A circuit with no break is called a ______ circuit.
a) Complete
b) Open
c) Broken
d) Faulty
Name the four parts of a circuit.
a) think carefully
b) think carefully
c) think carefully
d) think carefully
What is the difference between an open circuit and an open circuit?
a) think carefully
b) think carefully
c) think carefully
d) think carefully
In a _____________ circuit, the electric charge can flow in only one circular path.
a) open
b) closed
c) parallel
d) series
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