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WorksheetsSPEED & LIGHT
Total questions: 17
Worksheet time: 8mins
what are the colours for the spectrum of white light?
red, orange, yellow, green, blue and violet
red, orange, yellow, green, black and white
white
orange, yellow, green, cyan, blue and violet
what of the following objects reflect light?
what is a source of light?
A fire
A laptop screen
A light bulb
The sun
What does it mean when something is non-luminous?
something you cant see
something that gives out light
something that does not give out light
something you can see but you cant touch
what do you call a region where no light falls.
A blackhole
A shadow
Transparent
A mirror
What is speed?
An area where no light falls
The resistance that one surface or object encounters when moving over another.
An individual animal or a plant
Speed is the distance travelled per unit of time. It is how fast an object is moving
What is the formula for speed?
distance ÷ time
time x distance
distance x speed
speed ÷ time
light can pass through a (a) object
A car travels a distance of 500 km in 10 hours. What is its speed in km/hr?
100 km/hr
50 km/hr
10 km/hr
55 km/hr
Aman can run a distance of 100 m in 20 seconds. Find the speed of Aman in m/s.
25 m/s
15 m/s
10 m/s
5 m/s
A person crosses a 600 m long street in 5 minutes. What is his speed in km per hour?
3.55 km/hr
7.2 km/hr
14.4 km/hr
6.5 km/hr
A train takes 50 minute for a journey if it runs at 48 km/hr. The rate at which the train must run to reduce the time to 40 minutes will be
50 km/hr
55 km/hr
60 km/hr
57 km/hr
Select the image that best describes the term refraction
none of the above
What does it mean when something is translucent
it does not let light through
all light can pass through
none of the answers are correct
it allows some light to pass through it
Select the speed camera
no answers are correct
If it takes 3 hours to drive a distance of 192km on a motorway, what would be your average speed in km/h?
the average speed is 64km per hour
the average speed is 55km per hour
the average speed is 92km per hour
non of the options are correct
light is a form of (a) which lets us see
