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WorksheetsActivities 62-67 Study Sesson
Total questions: 74
Worksheet time: 2hrs 2mins
Name
Class
Date
1.
What kind of circuit is this?
a)
series
b)
parallel
2.
The picture shows an electrical circuit. This circuit is a series circuit because:
a)
It has 3 light bulbs.
b)
The same current flows through all three light bulbs.
c)
It uses a single battery.
d)
The electrical current is divided between the three light bulbs.
3.
wood is a _____?
a)
conductor
b)
insulator
4.
A material in which electrons are able to move easily
a)
Circuit
b)
Insulator
c)
Resistance
d)
Conductor
5.
This is an example of a ______ circuit
a)
Series
b)
Parallel
c)
Open
d)
Dihexihedral
6.
What is one benefits of using a parallel circuit?
a)
It gets confusing.
b)
If battery powered the battery will last longer.
c)
If one bulb goes out it does not affect the others.
d)
It is easier to set up
7.
Which statement is true?
a)
The light bulb will light up because the circuit is complete.
b)
The light bulb will light up because the circuit is broken.
c)
The light bulb will not light up because the circuit is complete.
d)
The light bulb will not light up because the circuit is broken.
8.
Series circuit is
a)
a circuit with more than one path for current to travel
b)
has magnets to help current to travel
c)
a circuit that has only one path for the current to travel
d)
does not allow electric current to travel through it
9.
In a Series circuit the more lightbulbs you add the brighter they get
a)
False
b)
True
10.
In a parallel circuit if one light bulb goes OUT; then they ALL go out. TRUE OR FALSE?
a)
TRUE
b)
FALSE
11.
__________ is an energy resource that WILL run out in the next several hundred years.
a)
Renewable Energy Resource
b)
Nonrenewable Energy Resource
12.
Coal is a __________ energy resource.
a)
Renewable
b)
Nonrenewable
13.
Hyrdo Power is a __________ energy resource.
a)
Renewable
b)
Nonrenewable
14.
Solar Power is a __________ energy resource.
a)
Renewable
b)
Nonrenewable
15.
Nuclear Power is a __________ energy resource.
a)
Renewable
b)
Nonrenewable
16.
Natural Gas is a __________ energy resource.
a)
Renewable
b)
Nonrenewable
17.
Oil is a __________ energy resource.
a)
Renewable
b)
Nonrenewable
18.
__________is the energy created by wind turning wind turbines.
a)
Geothermal
b)
Hydro
c)
Wind
d)
Nuclear
19.
_________is energy generated when moving water turns turbines.
a)
Wind
b)
Hydro
c)
Geothermal
d)
Solar
20.
Geothermal Power is a __________ energy resource.
a)
Renewable
b)
Nonrenewable
21.
Energy produced by burning organic matter such as wood, food scraps, and alcohol is called______________ energy.
a)
Biomass
b)
Thermal energy
c)
Solar
d)
Wind
22.
Which energy source is non-renewable?
a)
biomass
b)
nuclear
c)
hydropower
d)
tidal power
23.
Why is solar energy considered a renewable energy source?
a)
You can get money back from the government if you put solar panels on your house
b)
solar energy is cheaper than fossil fuels
c)
The sun's energy will not run out for billions of years
d)
Solar energy can be used to recharge batteries
24.
Based on the data collected, which source of alternative energy is most efficient?
a)
Coal
b)
Wind
c)
Natural gas
d)
Solar
25.
Heat transfer always goes from-
a)
Cold to Hot
b)
Hot to Cold
c)
Heat doesn't transfer
d)
Freezing to Cold
26.
Which example below is an example of conduction?
a)
Boiling macaroni
b)
The attic is warmer than the basement
c)
The Sun heating the Earth
d)
Touching hot sand with your feet
27.
As you touch a hot stove the heat transfers -
a)
from your hand to the stove
b)
from the stove to your hand
c)
It doesn't transfer
28.
Hot objects begin to cool as-
a)
cooler air is transferred to the hot object.
b)
thermal energy in the object is transferred to the surrounding air.
c)
atoms in the object react with the oxygen in the air.
d)
thermal energy in the object cancels out energy in the air
29.
Which sentence explains why a cold metal spoon placed in a pot of boiling water becomes hot?
a)
Thermal energy is transferred from the spoon to the water.
b)
Thermal energy is transferred from the water to the spoon.
c)
Thermal energy in the water is transformed into kinetic energy in the spoon.
d)
Thermal energy in the spoon is transformed into kinetic energy in the water.
30.
Darth Vader is using a light saber. The light saber transfers heat through-
a)
Conduction
b)
Convection
c)
Radiation
31.
LT2: a measure of the average kinetic energy of the individual particles in matter is:
a)
mass
b)
temperature
c)
matter
d)
heat
32.
LT3: If two objects have different temperatures, heat will flow from the warmer object to the cooler one UNTIL ____________
a)
one reaches a temperature of zero
b)
they both have an equal temperature
c)
one runs out of energy
33.
When a popsicle melts, the particles _____.
a)
gain/absorbs thermal energy and speed up
b)
there are no particles in popsicles
c)
lose/release thermal energy and slow down
d)
stay the same
34.
What is thermal energy
a)
The sun
b)
The total amount of energy from the movement of particles in matter
c)
The ability to do work
d)
Some science thing
35.
What is temperature?
a)
How hot something is
b)
How cold something is
c)
The average kinetic energy of the atoms in an object
36.
What is a conductor you might find in your kitchen?
a)
Wood cutting boards
b)
Metal spoons
c)
Idk...
d)
Rubber handles
37.
What is an insulator you might find in your kitchen?
a)
Wood cutting boards
b)
Metal racks in an oven
c)
Steel
d)
Metal Spoons
38.
Two balls of clay have the same temperature but different masses. Which ball has more thermal energy?
a)
The ball of clay with more mass
b)
The ball of clay with less mass
39.
Two balls of clay have the same temperature but different masses. Which ball has more thermal energy?
a)
The ball of clay with more mass
b)
The ball of clay with less mass
40.
What is an electrolyte?
a)
A gas that allows electrons to flow freely
b)
A substance that allows electricity to flow
c)
The two ends of a battery (positive and negative)
d)
What separates the charges inside a battery
41.
A cell phone battery dies. It gets plugged into an electrical outlet to recharge. Which of the following energy transformations occur during the charging?
a)
mechanical to chemical
b)
electrical to solar
c)
chemical to light
d)
electrical to chemical
42.
Which kind of energy is inside a battery?
a)
kinetic
b)
potential
c)
chemical
d)
heat
43.
The Law of Conservation of Energy states that...
a)
energy can be destroyed
b)
energy can not be created or destroyed
c)
energy can only be destroyed using the force
44.
Which skier will have a greater potential energy?
a)
Skier 1
b)
Skier 2
45.
What is a circuit?
a)
A pathway that electricity flows in. It has a load, wire, and a taco
b)
A pathway that protons flow in. It has an output device , wire, and a power source.
c)
A pathway that electricity flows in. It has an output device, wire, and a power source.
d)
A pathway that electricity flows in. It has a load and wire.
46.
Choose the number of the picture that shows an unsuccessful circuit and the correct explanation as to why it was unsuccessful.
a)
1 because it is not a closed circuit
b)
2 because the circuit is open
c)
3 because there are too many light bulbs
d)
4 because there are too many batteries
47.
Which of the following forms of energy are BEST represented by a lit light bulb?
a)
chemical, light and potential
b)
heat, kinetic and light
c)
electrical, kinetic and potential
d)
electrical, light and heat
48.
In a circuit, if more batteries were attached to supply more electrical energy, what would happen to the light bulb?
a)
The light bulb would not light.
b)
Nothing would happen.
c)
The light bulb would become brighter.
d)
The batteries would die.
49.
What can you place in between the wires to make light bulb lit?
a)
Penny
b)
Ruber eraser
c)
Wood Cork
d)
Cotton Ball
50.
If 1 light bulb turns off, how many lights stay on?
a)
3
b)
2
c)
1
d)
0
51.
If the wire is cut anywhere in the circuit, how many lights will stay lit (on)?
a)
3
b)
2
c)
1
d)
0
52.
What is the difference between series and parallel circuits?
a)
Series 1 pathway, parallel more than 1 pathway
b)
Series more than 1 pathway, parallel 1 path
c)
Both Same
53.
If yellow light goes off, how many will remain lit (on)?
a)
0 (series circuit)
b)
1
c)
2
d)
All of them (parallel circuit)
54.
What does energy efficiency mean?
a)
Use less energy to provide the same service.
b)
An energy that could explode
c)
A source of light
d)
All of the above
55.
Which of the following is a renewable resource?
a)
wind
b)
nuclear energy
c)
petroleum
d)
coal
56.
The ability to do work
a)
energy
b)
force
c)
work
d)
friction
57.
What is the energy conversion diagram for a campfire?
a)
chemical -> mechanical and light
b)
nuclear -> heat and light
c)
chemical -> heat and light
d)
mechanical -> chemical and light
58.
When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. What type of variable is the fertilizer?
a)
Dependent
b)
Independent
c)
Control
d)
Compound
59.
What would the INDEPENDENT variable be in an experiment testing which types of paper airplane goes furthest?
a)
the paper used
b)
the type of paper airplane
c)
the distance of each plane's flight
d)
how hard the plane is thrown
60.
Research Question: Does the type of gasoline put in a car effect how fast the car can drive. What is the independent variable?
a)
Type of gasoline
b)
which car the gas is put into
c)
how fast the car can drive
d)
how much gas is put into the car
61.
An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the independent variable is ...
a)
The type of plant
b)
The amount of sunlight
c)
The type of music
d)
The type of liquid
62.
An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, what is the dependent variable?
a)
Type of plant
b)
Water, apple juice, milk
c)
Plant growth
d)
Color of the plant's leaves
63.
Jessie is concerned about how tired his classmates seem. He created a drink that he thinks will boost their energy. He recruits 100 classmates with a history of tiredness. He has 50 of them drink his new special energy drink. The other 50 drink a beverage that looks like the special energy drink, but is just water and food coloring. Both groups were told that they were getting the special drink that would boost energy. After 2 hours, 30 classmates in the first group reported having more energy and 8 classmates in the second group reported having more energy.
What is the independent variable?
What is the independent variable?
a)
Amount of energy
b)
Special energy drink
c)
The food coloring
64.
Jessie is concerned about how tired his classmates seem. He created a drink that he thinks will boost their energy. He recruits 100 classmates with a history of tiredness. He has 50 of them drink his new special energy drink. The other 50 drink a beverage that looks like the special energy drink, but is just water and food coloring. Both groups were told that they were getting the special drink that would boost energy. After 2 hours, 30 classmates in the first group reported having more energy and 8 classmates in the second group reported having more energy.
What is the dependent variable?
What is the dependent variable?
a)
Amount of energy
b)
100 classmates
c)
Special energy drink
65.
What effect does decreasing the temperature of a room have on a lifespan of a battery? What part is the red?
a)
independent
b)
dependent
66.
An experiment for a new asthma medication was set up into two groups. Group one was given the new drug for asthma, while group 2 was given a sugar pill. The sugar pill serves as a
a)
control
b)
dependent variable
c)
experimental variable
d)
constant
67.
In a controlled experiment, the variable that is changed to test the hypothesis is called the –
a)
Controlled Variable
b)
Responsive Variable
c)
Dependent Variable
d)
Independent Variable
68.
The measurable factor in an experiment is known as the:
a)
Control
b)
Independent Variable
c)
Constant
d)
Dependent Variable
69.
Priya streams movies through a company that charges her a $5 monthly fee plus $1.50 per movie What is the dependent variable?
a)
the number of movies she rents
b)
the company that she rents from
c)
the money it costs
d)
There isn't one
70.
It is calculated that a halogen light bulb transforms electrical energy into 9% light and 91% thermal energy. What is the efficiency of this bulb?
a)
100%
b)
9%
c)
91%
d)
50%
71.
It is calculated that cell phone transforms electrical energy into 20% light, 30% sound, 10% motion (vibration), and 40% thermal energy. What is the efficiency of this phone?
a)
20%
b)
30%
c)
60%
d)
40%
72.
It is calculated that a gasoline powered car transforms chemical energy into 30% mechanical (motion) energy, 65% thermal energy, and 5% sound. What is the efficiency of this car?
a)
95%
b)
30%
c)
100%
d)
35%
73.
It is calculated that a compact fluorescent light bulb transforms electrical energy into 20% light and 80% thermal energy. What is the efficiency of this bulb?
a)
100%
b)
80%
c)
10%
d)
20%
74.
It is calculated that an incandescent light bulb transforms electrical energy into 95% thermal energy and 5% light energy. What is the efficiency of this bulb?
a)
5%
b)
95%
c)
100%
d)
50%
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