Which of these are primary reasons for putting telescopes in space? Check all of the correct choices. 1. Space telescopes can easily be made much larger than ground-based telescopes. 2. Space telescopes are much less expensive than ground-based telescopes. 3. There is no distortion or bluring from the Earth's turbulent atmosphere. 4. It allows for observations at all wavelengths, since the Earth's atmosphere blocks many of them.

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