Answer:
Unit of precision for force is the Newton.
Explanation:
It is the official unit used to describe force in science and mostly abbreviated with the symbol N.
do not forget to change grams to kilograms and if it were in centimeters convert them to meters.
Impermeable is a substance that is water proofed e.g glass, aluminium e.t.c <span />
Answer:
the optic nerve
Explanation:
auditory, rods, and cones i think are to the ear.
optic means eyes, and nerves connect to the brain
The reason why the snails are dead because the snails lack oxygen for it is a model of closed ecosystem. Another reason to this is that they lack abiotic factors that they need in surviving or as they live for the place that they are living lacks a lot and are not enough for them to last or survive. Lastly, the water could have not been a contributor for them to live for they may not be able to live in a water environment and could only dwell in land.
