Telescopes - Looking into space (Edexcel GCSE Physics): Quizzes
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Practise the questions
11 questions from this quiz
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Practise the questions
11 questions from this quiz
What do telescopes help us explore the universe by detecting?
What do telescopes help us explore the universe by detecting?
Different types of EM radiation
How do optical telescopes focus on distant objects?
How do optical telescopes focus on distant objects?
Using refraction and reflection
What does increasing the aperture of a telescope do?
What does increasing the aperture of a telescope do?
Allows it to gather more light
Why does Earth's atmosphere affect telescope observations?
Why does Earth's atmosphere affect telescope observations?
It absorbs much light from space
Why are mountains good locations for ground-based telescopes?
Why are mountains good locations for ground-based telescopes?
High altitude reduces interference
Why should telescopes be placed in dark places far from cities?
Why should telescopes be placed in dark places far from cities?
Reduces light pollution
What are optical telescopes useful for observing?
What are optical telescopes useful for observing?
Nearby objects like planets & stars
What did radio telescopes discover?
What did radio telescopes discover?
Cosmic microwave background radiation
What are X-ray telescopes useful for observing?
What are X-ray telescopes useful for observing?
Violent & high-temperature events
How do computers help modern telescopes?
How do computers help modern telescopes?
Create clearer images & analyse data
What advantage do bigger telescopes have?
What advantage do bigger telescopes have?
Better resolution & gather more light