7th Class Science Full Book Online Test 10
water-exists-in-physical-states-of-matter_-_three,water-freezes-at_-_0-o-c,we-add-three-drops-of-bleach-or-chlorine-to-purify-water_-_one-litres,we-see-a-mirage-due-to-the_-_refraction-and-total-internal-reflection-of-light,what-part-of-our-body-contracts-and-moves-down-when-we-inhale-3-f_-_diaphragm,when-a-ray-of-light-enters-from-a-denser-medium-to-a-rare-medium-2-c-it-bends_-_always-from-the-normal,when-a-ray-of-light-enters-from-a-rare-medium-to-a-dense-medium-2-cit-bends_-_towards-the-normal,when-light-passes-from-air-to-water-2-c-the-angle-of-incidence-is_-_greater-than-the-angle-of-refraction,when-light-passes-from-transparent-medium-to-another-2-c-it-change-its_-_speed-and-directions,when-we-sit-in-the-sun-we-are-heated-by_-_radiation,which-colour-is-a-good-reflector-of-heat-3-f_-_white,which-of-the-following-objects-does-not-refract-light-3-f_-_mirror
Questions | 12 |
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Available | Always |
Pass rate | 45 % |
Backwards navigation | Allowed |