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Grade 7 · Science

Grade 7 Science diagnostic

15 questions on matter & forces, motion and energy, electricity & circuits, earth & space, biology & genetics and inquiry, plus 3 from Grade 6. Answer what you can, then check your answers to see which topics are secure and what to practise next.

15 questions6 topicsAbout 15 minutesSet 5 of 5

Skip a question if you do not know the answer. It is better than guessing, because it shows what to practise.

1Matter & forcesA model vehicle travels 1740 m in 29 s at constant speed. What is its speed in m/s?
m/s
2Matter & forcesA sample has mass 966 g and volume 46 cm³. Calculate density in g/cm³.
g/cm³
3Motion and energyA device receives 5500 J and delivers 275 J of useful energy. Find its efficiency as a percentage.
%
4Motion and energyMotion, forces and energy: which term fits this description? The gravitational force acting on an object.
5Electricity & circuitsWaves and electric circuits: which term fits this description? The ratio of potential difference to current for the stated operating conditions.
6Electricity & circuitsWaves and electric circuits: which term fits this description? The spreading or bending of waves around obstacles or through openings.
7Earth & spaceEarth systems: which term fits this description? Removal and transport of material by agents such as water, wind or ice.
8Earth & spaceWater soaking into soil is called
9Biology & geneticsCells and cell structures: which term fits this description? The selectively permeable boundary around a cell.
10Biology & geneticsA species eats both plant material and animals. Which description fits?
11InquiryWhich instrument directly measures duration?
12InquiryThree measurements are 4,5,6 cm. Find their arithmetic mean.
cm

From Grade 6

These questions check skills from the grade below, so gaps can be spotted early.

13Inquiry (Grade 6)A ruler starts at 2 cm and an object ends at 9 cm. What is the object length?
cm
14Inquiry (Grade 6)Travel distances are 2, 3 and 4 m. Find the mean.
m
15Inquiry (Grade 6)Why keep the release height the same when comparing paper shapes?