Answer:
lose water , closed
Explanation:
When the two guard cells are turgid (swollen with water), the stoma is open, and, when the two guard cells are flaccid, it is closed.
Hope this helps!
Answer:
C,
Explanation:
The sand is just small rocks and pebbles broken down, we know that on a hot day rocks can heat up if left alone for long enough especially if they are dry.
1 - C
Through the process of elimination, you can find this answer. Physics is motion and gravity while Chemistry is chemicals reacting and etc.
2 - A | Each discipline uses principles from each other.
Astronomy relates to gravity and the pull of things which relates to Physics. Astronomy also has millions on chemical compounds towards the periodic table which relates to Chemistry. Chemistry and Physics work hand in hand; how reactions for certain chemicals work and how it affects movement and how things function.
Although A isn't entirely the correct answer, it is more than likely what your teacher wants. Astronomy and Chemistry are subsets of Physics so...
Hope this helps!