An example of observation is D: Plant growth increases in the spring because this can be observed while the other three options are opinion based.
they live in moist conditions due to the easy water cycle which allows them to get water from what we call morning dew! this allows the cells to absorb water as it settles from the dense air and condensation. is that helpful?
The 1819 Act was enacted to limit the number of hours children work in factories (12 hours and no night working) and the abolishion of employment of children less than 9 years old. This was necessitated by the negative impact of the factories' conditions on these children's long-term health, during a time when children were allowed to work.
Acid rain is man made and there is more types of acid. Normal rainwater is dissolving Carbon Dioxide as it falls through the sky. When a volcano erupts actually slightly acidic with a pH of just over 6. This is due to the rain it releases gases such as Sulphur Dioxide into the air which makes the rainwater more acidic with a pH of about 4. Air pollution caused by man also contributes <span>to the acid rain.</span>
