Science 7 - 3rd Quarter Test
Physics is a science that deals with the structure of matter and the interactions between the fundamental constituents of the observable universe. Being that we just started on the first physics class it is important to ensure that you are on your toes with all you learnt. Take the quiz and test yourself.
- 1.Energy is defined as the ability to _______________.
- A.
Create thrust
- B.
Do work
- C.
Create electricity
- D.
Exercise vigorously
- 2.Work is done when an object ___________, so energy is the ability to move ______________.
- A.
Moves / an object
- B.
Is electrified / electrons
- C.
Is in motion / from kinetics to potential
- D.
Comes to rest / quickly
- 3.Energy can exist in two forms: energy of ____________ and energy of _____________.
- A.
Promotion / subdivision
- B.
Position / superposition
- C.
Superstition / motion
- D.
Motion / position
- E.
Flotation / submersion
- 4.Another word for energy of motion is ______________.
- A.
Kinetic energy
- B.
Kindred energy
- C.
Potential energy
- D.
Positive energy
- 5.Another word for energy of position is ______________.
- A.
Kinetic energy
- B.
Kindred energy
- C.
Potential energy
- D.
Positive energy
- 6.Kinetic energy is what a ball has while it is __________________.
- A.
At rest
- B.
In motion
- 7.True or False. Kindred energy is what a ball has while it is in motion.
- A.
True
- B.
False
- 8.Potential energy is the possibility of _____________.
- A.
Resisting release
- B.
Controlling the universe
- C.
Resisting gravity
- D.
Becoming liquid
- E.
Motion
- 9.True or False. An object can have kinetic energy and potential energy at the same time.
- A.
True
- B.
False
- 10.True or False. An object can have kindred energy and positive energy at the same time.
- A.
True
- B.
False
- 11.Newton's First Law: An object at rest tends to _________________ acted upon by ____________. An object in motion tends to remain in motion unless acted upon by an outside force.
- A.
Begin motion until / a very strong gratitational pull
- B.
Stay at rest until / a very strong mass
- C.
Begin motion until / kinetic energy
- D.
Stay at rest until / an outside force
- 12.True or False. Newton's Second Law: A force is equal to the mass of the object times the acceleration of the force.
- A.
True
- B.
False
- 13.True or False. Gravity is a force.
- A.
True
- B.
False
- 14.The direction of the force called ____________ is opposite the direction of motion of the object.
- A.
Non-fiction
- B.
Non-friction
- C.
Fiction
- D.
Friction
- E.
None of the above
- 15.Luke played kickball all afternoon. Has he done work?
- A.
Yes
- B.
No
- 16.Katja practiced her guitar for over an hour. Has she done work?
- A.
Yes
- B.
No
- 17.Gabriella is tired. She has been solving math problems in her head. Has work been done?
- A.
Yes
- B.
No
- 18.Annika is sweeping the kitchen floor. Is work being done?
- A.
Yes
- B.
No
- 19.Sebastion is very tired. He has been pushing a wall. It has not moved. Has work been done?
- A.
Yes
- B.
No
- 20.Categorize the following objects: plastic wrap, a window, cardboard, paper towel
- A.
Opaque, translucent, transparent, opaque
- B.
Translucent, opaque, opaque, transparent
- C.
Transparent, transparent, opaque, translucent
- D.
Translucent, translucent, opaque, transparent
- E.
Opaque, transparent, translucent, translucent
- 21.Categorize the following objects: waxed paper, tin foil, wood, clear glass
- A.
Opaque, translucent, transparent, opaque
- B.
Translucent, opaque, opaque, transparent
- C.
Transparent, transparent, opaque, translucent
- D.
Translucent, translucent, opaque, transparent
- E.
Opaque, transparent, translucent, translucent
- 22.Light waves travel in straight lines called ______________.
- A.
Optical nerves
- B.
Rays
- C.
Reflections
- D.
Wavelengths
- 23.The turning or bending of a light wave is called _________________.
- A.
Reflection
- B.
Ressurection
- C.
Reaction
- D.
Refraction
- E.
Refriction
- 24.True or False. Refraction is the turning or bending of a light wave.
- A.
True
- B.
False
- 25.A convex lense bends light rays __________ the light ray.
- A.
Through a prism of
- B.
Away from the focal point of
- C.
Outwards away from
- D.
In towards the center of
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