Class 7 Science e-Book's MCQs - Complete
All Around Sounds App MCQs Download & e-Book - 68
Apps:
MCQ:
For communication astronauts use radio because
- sound travels at very high speed in vacuum
- sound does not travel in vacuum
- vacuum repels sounds
- sound energy turns into light in vacuum
b
Class 7 Science App & e-Book Tests PDF Download
Current and Energy MCQs
Feeding Relationships and Environment MCQs
What is Ion MCQs
Physical and Chemical Change MCQs
Seasons on Earth MCQs
What is Mixture MCQs
Small Molecules MCQs
Uses of Radioisotopes MCQs
Making Plastics MCQs
All Around Sounds Textbook App: Free Download iOS & Android
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7th Grade Science MCQs eBook Download
8th Grade Science Test Questions
- Habitat Population and Community MCQs: Marine organism survive in pH of
- Micro Organisms Quiz: Use of organisms specially micro-organisms in manufacture or industrial processes
- Effects of Heat Gain and Loss MCQs: Heat loss may help matter to
- Habitat Population and Community MCQs: Pompeii can withstand temperatures up to
- Sediments and Layers Quiz: Sedimentary layers over a period of time are compacted and
Class 7 Science Quiz with Answers
- Sound Absorption App's MCQs: In concert halls, soft materials and carpets are used to
- Adaptations to Habitats App's Quiz: White coat of polar bears helps them to
- Solutes Solvents and Solution App's MCQ: Solute is broken apart in to smaller particles and mixed
- Matter Particle Model App's Quiz: Movement of particles from an area of higher concentration to
- Sun Earth and Moon App's Quiz: Phases of appearance of moon are caused by movement of