Transcript 4/20 & 4/21 - 7th Grade Agenda

12/9 & 12/10 - 7th Grade Agenda
Collect HW: Chap 10 Reading Guide Section 1
Collect Signed Grade Printout
Video: Science Fair Project
Video: Private Lives of Plants (Flowering)
Textbook Reading 377 – 383
HW: Workbook p.183 – 186
Reminder: Bring a flower on 12/14 & 12/15 for
flower dissection lab. ( 5 Points)
Reminder: Science Fair Proposal Due 12/16 &
12/17 (10 Points)
Reflection
• Prompt: Give 2 reasons why flowers are
important. What is the difference between
pollen and seeds.
Reminder Homework for 12/14 &
12/15
 HW: Bring a large flower in a
plastic bag w/ your name on it.
that we will observe in class:
 Best to bring a Lilly
 Next best is to bring a large
flower where you can see the
pistil and stamen.
 You can go to a florist and ask
them of any old flower that
they are going to throw away
 5 Points
What is a seed plant?
• All have vascular tissues
• Most plants are seed
plants (10 to 1)
• Seed plants use seeds to
reproduce
• All seed plants have
roots, leaves and stems
• In plants what you see
are the sporophyte stage.
Parts of Seeds
• Embryo
• Stored Food
• Seed Coat.
What do seeds need to develop
into a new plant?
• Light
• Water
• Nutrients.
How can seeds be scattered?
•
•
•
•
Animals
Water
Wind
Shooting out
of plant.
What is Germination?
• Early Growth Stage of
Embryo
What role do leaves play in
plant?
• Leaves capture the
sun’s energy and
carry out the food
making process of
photosynthesis
Structure of leaf
What are the functions of stems?
•
•
•
Carry substances
between the leaves
and roots
Support the plant
and hold up the
leaves
Store food.
Vascular Tissues: Xylem vs Phloem
• Food flows down
the _________
Phloem
Vascular Tissues: Xylem vs Phloem
• Water travels up
the _________
Xylem
What are the functions of roots?
• Anchor plants
in the ground
• Absorb water
and nutrients
from the soil
• Store food.
What are Gymnosperms?
• A gymnosperm is a
seed plant that
produce naked seeds.
Life Cycle of Gymnosperm
• Most
Gymnosperms
produce two
types of cones:
Male cones and
female cones
Angiosperm Review
• Q: What is a plant
that produce seeds
that are enclosed in a
fruit called?
• A: Angiosperm
What is the reproductive
structure of angiosperms?
• Flower
What are the two characteristics
of angiosperms?
• 1. Produce Flowers
• 2. Produce Fruits
Structure of Flower
Science Fair Project (85 Points)
• Science Fair Topic & Hypothesis due
12/16 & 12/17
• Final Project due 2/22 & 2/23
• Need to come up with a question and
hypothesis.
• Next, you need to conduct an experiment
and publish results.
Nature of Inquiry
Posing a q________
uestions
municate
Com__________
Forming a
Hy________
pothesis
Design an
Ex________
periments
onclusions
Draw C__________
Collect and
erprete data
Int_________
1st Step: Posing Questions
• Scientific Inquiry often
begins with a problem
or question about an
obse_________.
rvation
2nd Step: Hypothesis
• Hypothesis is a
possible expl_______
anations
for a set of
observation or answer
to a scientific question
3rd Step: Design an Experiment
• An experiment in which
only one var______
iable is
manipulated at a time is
called a controlled
experiment
• Why is only one variable
manipulated?
4th Step: Collecting and
Interpreting Data
• Data are the facts,
figures, and other
dence gathered
evi_______
through observations.
• It is usually a data or
a chart
5th Step: Drawing Conclusions
• A conclusion is a
summary of what you
rned from
have lea_____
an experiment.
6th Step: Communicating
• Communicating is
sharing of ideas and
experimental findings
with others through
writing and sp______.
eaking
Science Fair Video
Drawing of flower p.393
•
•
•
•
Draw the flower (Don’t trace)
label it.
Write the description
Don’t Color