WorksheetsTCI Chapter 15 - Electricity
Total questions: 18
Worksheet time: 9mins
What is the definition of electric current?
A creative student
An electric appliance
The potential energy in the ocean
A flow of particles with electric charge
What is resistance?
Opposition to the flow of electric charge
The flow of electric charge
Forces pulling against each other
A stubborn person
What is electric charge?
Charging your phone
A property of matter that causes waves in the ocean
A property of matter that causes electrical phenomena
A property of matter that causes food to be eaten
What is electric forces?
2 forces combining
True love/ Love at first sight
Repulsive forces
Attractive or repulsive noncontact forces between charged particles
What is the definition of repulsive?
yucky foods
When referring to forces, pulling together
When referring to forces, pushing apart
Gravity
What is electric field?
A field of energy
A force field surrounding an electrically charged object
A charged object
A force field using super powers
What is a prototype?
The final outcome of a experiment
The first draft of a design solution
A working model of a design solution that can be used for testing and refining the design
A drone
What is a bolt of lighting?
A firework
Stream of electrically charged particles flying through the air.
Side affect of thunder
Chemicals
Why are objects called neutral?
Only Positive
They have both positive and negative charge
Only Negative
They have no overall charge.
What kind of objects can interact through electric forces?
Hair
Charged
All objects
Potato
The electric forces between two objects are repulsive when they have the same kind of charge. True or False
True
False
When two objects have opposite charges, the electric forces between them are what?
Attractive
Positive
Negitive
All of the above
Electric forces can vary on what?
Strength
All of the above
Mass
Force
The strengths of electric forces depend partly on what?
The amount of charge on the interacting objects
The mass of the object
Potato size
The material of the object
The strength of the electric force also depends on?
The distance between interacting objects
Air resistance
Gravity
The mass and material of the object
True or False: All charged objects create electric fields
True
False
What is an example of a conductor?
Copper
All of the above
Iron
Gold
How did Phone engineers find ways to improve the touch screens?
3D printers
Examples
Science
Using prototypes
