Light takes 500 seconds to travel from the Sun to the Earth - AQA - GCSE Physics - Question 2 - 2018 - Paper 1
Question 2
Light takes 500 seconds to travel from the Sun to the Earth.
Light travels at 300 000 kilometres per second.
Calculate the distance between the Sun and the Earth.
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Worked Solution & Example Answer:Light takes 500 seconds to travel from the Sun to the Earth - AQA - GCSE Physics - Question 2 - 2018 - Paper 1
Step 1
Calculate the distance between the Sun and the Earth.
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Answer
To calculate the distance, we use the formula:
distance=speed×time
Given that the speed of light is 300,000 kilometres per second and the time taken is 500 seconds:
distance=300,000 km/s×500 s
Now, perform the calculation:
distance=150,000,000 km
Therefore, the distance between the Sun and the Earth is 150,000,000 kilometres.
Step 2
Which two words describe the image?
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Answer
The words that best describe the image are:
Enlarged
Inverted
These descriptions capture the transformation represented in the image.