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WorksheetsReviewer Test
Total questions: 16
Worksheet time: 18mins
Which among the statement describe the electromagnetic waves?
ocean waves
radio waves
things like longitudinal waves
electric & magnetic fields that travel through space very
quickly
EM waves travel at the speed of ___________.
sound
airplane
light
current
Select the correct order of waves in the Electromagnetic Spectrum.
Radio, Microwave, Infrared, Visible, Ultraviolet, X-ray, Gamma
Gamma, X-ray, Ultraviolet, Visible, Infrared, Microwave, Radio
Radio ,Gamma, X-ray, Ultraviolet, Visible, Infrared, Microwave,
Radio , X-ray, Gamma,, Ultraviolet, Visible, Infrared, Microwave,
In the EM spectrum, _______ carry the greatest amount of energy.
Xrays
gamma rays
infrared
visible light
A prism separating a white light is an example of__________?
Refraction
Reflection
Diffusion
Illusion
Light is a form of _______ that is needed to support life on Earth.
Vibration
Compression
Energy
Motion
It is called _______ when light bounces off the smooth surface of an object.
Reflection
Illusion
mirage
Repulsion
The pictures show what a student observed when he looked at a penny through a hand lens. What happens to the light passing through a hand lens that makes the image of the penny appear larger?
the light is refracted
the light is absorbed
The law of reflection states that
(a)
Lenses, like camera lenses or microscopes _____.
refract light
absorb light
What diagram is used to represent the image formed in optics.
Ray diagram
Yuan Diagram
Ish Diagram
Gian Diagram
The formula used to get the Faraday's Electromagnetic Induction. Which is true on the formula.
-N, represents the charge number of positive loops
θ=βα
Δt represents the change in time
TRUE or FALSE
Right Hand Rule is used to represent the flow of current/ energy in a conductor.
(a)
TRUE Or FALSE
An electromagnet is a piece of iron inside a solenoid.
(a)
Electromagnets cannot be easily turned off by just halting the current.
True
False
ESSAY
Answer this with less than 3-5 sentences.
Describe the difference between the image formed between the convex and concave lens. State how the brain works in the image formation.
