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WorksheetsScience Guide 3rd Period 2nd Partial
Total questions: 53
Worksheet time: 46mins
What's a tiny building block that makes up all matter?
(a)
What are particles with a positive charge?
(a)
What are the particles with no charge?
(a)
What's the property of objects that have unbalanced numbers of positive and negative particles?
(a)
What's the material through which an electric charge can move easily?
(a)
What's the kind of power source that causes electric current to flow?
(a)
What's a loop in which electric current flows?
(a)
What's a material through which an electric charge moves with difficulty?
(a)
What's the thin, coiled wire in the light bulbs?
(a)
What's the pull or push between two charged objects?
(a)
What's the electric charge in motion?
(a)
What's the result of a fast, powerful release of static electricity in the atmosphere?
(a)
What's a type of circuit in which an electric charge can flow along two or more paths?
(a)
What's an object that transforms electrical energy into heat and light?
(a)
What's an excess of positive or negative electric charge in an object?
(a)
What's an electric circuit with a single path?
(a)
Choose the right option.
It is the pull or push between two charged objects.
lightning
electric force
electric current
circuit
insulator
Choose the right option.
It's a material through an electric charge can move with difficulty.
lightning
conductor
electric current
circuit
insulator
Choose the right option.
It is electric charge in motion or movement.
lightning
conductor
electric current
circuit
insulator
Choose the right option.
It's a material through an electric charge can move easily.
lightning
conductor
electric current
circuit
insulator
Choose the right option.
It's formed by an energy source, switch, wire and resistor.
lightning
conductor
electric current
circuit
insulator
Mark the 3 insulators.
paper
metal
iron
wood
rubber
Mark the 3 conductors.
paper
gold
iron
wood
copper
What part of the circuit is the letter a?
led
resistor
power source
wire
current flow
What part of the circuit is the letter b?
led
resistor
power source
wire
current flow
What part of the circuit is the letter c?
led
resistor
power source
wire
current flow
What part of the circuit is the letter d?
led
resistor
power source
wire
current flow
What part of the circuit is the letter e?
led
resistor
power source
wire
current flow
Mark the 2 types of circuit
parallel
series
resistor
battery
power source
Energy that is wasted by letting chargers or electric things connected when you are not using them.
phantom energy
electrical energy
solar energy
electrician's job
It measures how strong the force of gravity is on an object.
(a)
It measures how much matter is in an object.
(a)
It combines speed and direction.
(a)
It is the change in one object's position compared with another object's position.
(a)
It is a place or an object used to determine if an object is in motion.
(a)
It's the distance an object moves divided by the total time moving.
(a)
The force that pulls all objects toward each other.
(a)
It is a change in the position of an object.
(a)
It is any push or pull.
(a)
It's any change in the speed or direction of an object's motion.
(a)
It is the rate at which an object changes position.
(a)
It's any pull or push.
motion
force
weight
relative motion
reference point
The change in another object's position compared with another object's position.
motion
force
weight
relative motion
reference point
It's a place or object used to determine if an object is in motion.
motion
force
weight
relative motion
reference point
It measures how strong is the force of gravity is on an object.
motion
force
weight
relative motion
reference point
It's a change in the position of an object.
motion
force
weight
relative motion
reference point
It's the force that pulls all objects toward each other.
gravity
force
weight
mass
reference point
It measures how much matter is in an object.
gravity
force
weight
mass
reference point
It's how fast an object changes its position.
gravity
velocity
weight
mass
speed
It's speed and direction combined.
gravity
velocity
weight
mass
speed
Which of these choices is the formula for average speed?
Cesar drove from Houston to Dallas in 4 hours. Dallas is 250 km far from Houston. What was his average speed?
1000 km/hr
62.5 km/hr
55 km/hr
60 km/hr
Calculate the average speed of a car that travels 60 km in 2 hours.
12 km/h
30 km/h
25 km/h
35 km/h
