7th Class Science Full Book Online Test 07
speed-of-a-wave-can-be-calculated-by_-_wavelength-x-frequency,star-distances-are-usually-measured-in_-_light-year,the-angle-of-incidence-for-which-angle-of-refraction-becomes-90-o-is-called_-_critical-angles,the-compared-to-liquids-and-gases-heat-transmission-in-solids-is_-_faster,the-coolest-star-have-the-temperature_-_2800-o-c,the-device-to-measure-potential-difference-in-a-circuit-is-called_-_voltmeter,the-first-shell-is_-_k,the-hottest-star-have-the-temperature_-_28000-o-c,the-last-stage-in-the-life-of-a-low-mass-star-is_-_block-hole,the-lightest-kind-of-hydrogen-atom-is_-_protium,the-liver-produces-bile-to-digest_-_fats,the-number-of-electrons-in-n-shell-can-be_-_32
Questions | 12 |
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Available | Always |
Pass rate | 45 % |
Backwards navigation | Allowed |