NEW
Font size
WorksheetsTERM 3 SCIENCE 7
Total questions: 47
Worksheet time: 27mins
Which of the following is NOT included in a scalar quantity?
Unit
Direction
Magnitude
All of the above
Which of the following is needed for a vector quantity?
Unit
Direction
Magnitude
All of the above
Which of the following is a vector quantity?
5 grams
678 meters
500 minutes
100 kilomters, North
Which of the following is NOT TRUE about distance?
Its SI unit is meter.
It is a scalar quantity
It is a vector quantity
It is a measure of length.
Which of the following is NOT TRUE about displacement?
Its SI unit is meter.
It is a scalar quantity.
It is a vector quantity.
It is a measure of length.
Which of the following is NOT true distance and displacement?
Displacement and distance can be equal.
Displacement can be equal to zero.
Displacement is longer than distance.
Distance is longer than displacement.
All are types of non-contact force EXCEPT?
Air Resistance
Electric Force
Magnetic Force
Gravitational Force
What do we call the total amount of all net forces?
Balanced Force
Unbalanced Force
Resultant Force
Summation Force
What is the source of any waves?
A rotating motion
A vibrating motion
A spiraling motion
A revolving motion
Which of the following waves can propagate without medium?
Light Wave
Sound Wave
Water Wave
All of the above
Which of the following does NOT pertain to a transverse wave?
It moves parallel to the particles’ vibration.
It moves perpendicular to the particles’ vibration.
It does not require a medium to travel.
Light is an example of this wave
In which medium can’t sound travel?
Air
Wood
Water
Vacuum
Which of the following is NOT a characteristic of sound?
Pitch
Quality
Melody
Loudness
Which of the following is NOT true about sound waves?
It is produced by vibrating objects.
It is detected by humans using ears.
It propagates as a transverse wave.
It propagates as a mechanical wave.
Which of the following is NOT a unit of Temperature?
Kelvin
Joules
Celsius
Fahrenheit
Which of the following is the cause of heat transfer?
Energy difference between objects.
Temperature difference between objects.
Equal temperature between objects.
Physical contact between any objects.
Which of the following is the cause of heat transfer?
Energy difference between objects.
Temperature difference between objects.
Equal temperature between objects.
Physical contact between any objects.
All the following are natural heat sources EXCEPT _______.
Heat of the sun
Heat of the stars
Heat of a fireplace
Internal heat of the earth
The image is formed on which part of the human eye?
Iris
Cornea
Retina
Pupil
Which of the following is an insulator?
Human
Water
Wood
Copper
Which of the following is the cause of seasons?
Tilt of the Earth’s axis.
Rotation of the Earth on its axis.
The different phases of the Moon.
The motion of the Sun
Which of the following is a velocity?
15 s
+ 15 m
– 100 m/s
+ 187 m/s2
Which of the following BEST describe the concept of acceleration?
Total length travel.
Rate of distance and time.
Rate of the change in speed.
Rate of the change in velocity.
The highest point of a transverse wave is called a _______.
Crest
Trough
Amplitude
Wavelength
The time needed to produce one wave is called the __________.
Time
Period
Frequency
Amplitude
Sound wave is a longitudinal wave. This means that __________.
Sound wave propagate parallel to the vibration.
Sound wave propagate perpendicular to the vibration.
Sound waves can only travel in mediums.
Sound waves can travel anywhere.
Which property of light will be affected by varying amplitude?
Color
Pitch
Quality
Brightness
What will happen to the sound produced if there’s an increase in the velocity of the air passing through the vocal cords?
The sound becomes louder.
The sound becomes softer.
The pitch becomes higher.
The pitch becomes lower.
Object A is hotter than object B. Which of the following is TRUE when they are placed in direct contact with each other?
Object A receives heat from Object B.
Object B receives heat from Object A.
Object A receives heat from Object B and Object B receives heat from Object A.
Object A and Object B will have the same temperatures because no heat transfer occurs.
Which type of heat transfer is being prevented by a rubberized grip of a cooking ladle?
Radiation
Conduction
Convection
Polarization
Which of the following is the SI unit for Heat?
Joule
Newton
Celsius
Fahrenheit
A negatively charged object means that ___________.
It has more electron than a proton.
It has more proton than an electron.
It has more neutron than a proton.
It has more proton than a neutron.
Rubbing a metallic surface with a silk clothe can charge both objects. What type of electric charging is it?.
Charging by Polarization
Charging by Conduction
Charging by Induction
Charging by Friction
Winter solstice began on _______.
December 22
March 22
June 21
September 22
Which of the following results to the equal lengths of day and night?
Equinox
Solstice
Season
Climate
Which of the following is equal to one year on Earth?
Rotation of the Earth on its axis.
Revolution of the Earth on the Sun.
Revolution of the Moon around the Earth.
Rotation of the Sun on its axis.
Convert 80 km to m
8000 m
80000 m
800 m
80 m
Convert 100 minutes to hours.
1.67 hr
1.7 hr
1.68 hr
1.77 hr
What will happen to the frequency if the wavelength decreases while the wave velocity remains constant?
The frequency will decrease.
The frequency will increase.
The frequency will remain constant.
The frequency will be 0.
A book is resting on top of the table. What forces are acting on it?
Tensional Force and Gravitational Force
Tensional Force and Applied Force
Normal Force and Applied Force
Normal Force and Gravitational Force (Weight)
A cyclist travels 73 m, East, stopped and then continue travelling for 19 m, East until he reaches his destination. What is the total distance and displacement of the cyclist?
-92 m, West
-92 m, East
92 m, East
92 m, West
A runner travels a distance of 24 m within 6. What is the runner’s speed?
4 m/s
4 m/s2
4m
4s
A car accelerates from rest to a speed of 36 km/h in 0.4 h. What is the acceleration of the car in m/s2?
-90 km/h2
90 km/h2
0.01 km/h2
-0.01 km/h2
A sound wave is moving at a velocity of 15 m/s. What is its wavelength if its frequency is 30 Hz?
0.5 m
2 m
2 m/s
0.5 m/s
If a bus travels with the velocity of + 48 km/h. How long will it take to travel 9 km?
0.19 hr
-0.19 hr
5.33 hrs.
-5.33 hr
Which of the following can be a vector and a scalar?
Time
Mass
Length
Distance
Which of the following is needed in a scalar quantity?
I. Unit
II. Direction
III. Magnitude
I and II only
I and III only
II and III only
II and IV only
