Lesson 1, before we start. No marks — just your first thoughts.
Short answers are fine. You can write "I don't know". We are not testing you — we want to see what you naturally think before the unit. We will ask the same kinds of questions at the end.
0 of 10 answered
Question 1 · Streams
Two streams are different: one has clear water and many insects, the other is green and has few. What do you think this means about water quality?
Question 2 · Fish stress
Fish are gulping air after no water change. What do you think might be causing this?
Question 3 · Measuring water
One student tests pH once. Another tests it many times in a day. Which is more reliable? Why?
Question 4 · System change
Someone washes the grow bed with tap water. What do you think happens to the fish next?
Question 5 · Healthy water
What would make you think water is "healthy"? List a few things you would look for.
Question 6 · Changing readings
Ammonia changes over time and sometimes spikes. Do you think water stays the same all the time? Why or why not?
Question 7 · Two ways of knowing
Chemistry tests vs insects in streams. What is each one good at telling us?
Question 8 · Water and people
The Whanganui River has legal personhood. What does that make you think about monitoring water?
Question 9 · Your question
What do you want to find out about freshwater?
Question 10 · Confidence
How confident are you about freshwater systems right now? What is one thing you think you know? What is one thing you are unsure about?