Homework: Thermal Energy: Plants

Last updated 8 months ago
30 questions

Word bank:

vibrate flow far shape more liquid solid gas quickly free mold together direction

3
Water can exist in three different states:

1. In the sea, it is a _______.
2. In the air, it is a _______.
3. In the iceberg, it is a _______
1
Solids have a definite _______. A block of ice takes the shape of its _______.
1
All liquids _______ and find their own level.
1
Gases spread out even _______ filling any space available.
1

The way gases behave, gives is a clue on how their...

1

In solids, the particles are moving in a

1
Solids are held close _______ and they _______.
1
In liquids, the particles are in close contact but are also _______ to move around.
1
The particles in gases are _______ apart. They move _______ and randomly in any _______.
1

What state of matter does water have to be for plants to make any use of it

1

What are the four challenges that plants face in this cold environment?

1.
2.
3.
4.

1

What type of microscopic plant is so small that it grows inside and within the grains of rock?

1

What do plants that grow in walk stay protected from

1
1

How does being small help the mustard seed? What does its size protect it from?

1
1

The trunk of willow trees grow ______________ instead of vertically.

1
1

What does the heat from watching the sun help the poppy plant do?

1

250 million years ago was there a tree that could stand freezing temperatures?

1

Trees were designed for the the tropics where...

1
1
Cold weather means that water in the trees plumbing system _______.
1

Bubbles that are frozen in plants are dangerous when the water in the plants actually melt. Why is this?

Full Sentence Explanation

1

What are the two things that trees need to avoid in order to survive colder climates?

1

What did trees in dry climates develop to help them reduce bubbles in their plumbing system (xylem)?

1

One technique to keep leaves from freezing is to fill living leaf cells with _______________, this is a type of biological anitfreeze.

1

What do maples, birches and larches do to avoid frostbite?

1

Sugary sap is the only adaptation useful in...

1