***Warm-up Archives***
7th Grade Science
Week 1
8/15/12 1) What 3 things should be written at the start of class without being told?
2) How much talking is allowed at the start of class?
8/16/12 1) What needs to be done before the tardy bell rings?
2) List the 5 sections that need to be in your 3-ring folder.
Week 2
8/20/12 1) Think of some experiments you've done in past years. List some steps that are common to every experiment.

8/21/12 1) What is a hypothesis?
2) Does it matter if your hypothesis turns out to be incorrect? Explain.
8/22/12 1) Describe some ways that you can record the result of an experiment.

8/23/12 1) Living or not?
a) desk
b) tree
c) marble
d) water
e) rat
f) skeleton

8/24/12 1) All living things are made of ___________.
2) Why is DNA important?

Week 3
8/27/12 1) You are made of trillions of cells. Do you think you need all your cells to survive? Explain.

8/28/12 1) Describe some differences between plant and animal cells.

8/29/12 1) Describe how to carry the microscope.
2) Find the total magnification is the ocular = 20x and the objective = 40x

8/30/12 1) Why must you be extra careful when using the high power objective?

Week 4
9/4/12 1) What 2 parts of an onion cell can you see under the microscope?
2) Where on the microscope do you put the slide?

9/5/12 1) What are some things that a cell might want to bring inside?
2) What are some things that a cell might want to get rid of?

9/6/12 1) Use arrows to show what would happen if osmosis occurred.
<<picture of cell with more Calcium inside the cell than outside>>

9/7/12 1) Use arrows to show what would happen if active transport occurred.
<<picture of cell with more Calcium inside the cell than outside>>

Week 5
9/10/12 1) Explain how you could use osmosis to make your vegetables to appear crisp and fresh.

9/11/12 1) Multicellular organisms are made of _______ cells.
2) If 1 cell dies, does the organism die too?

9/12/12 1) In which phase of mitosis do the chromosomes line up at the equator?
2) Draw this phase.

9/13/12 1) In which phase of mitosis are the chromosomes pulled apart?
2) Draw this pahse.

Week 6
9/19/12 1) Why do children have features that are common to their parents?

9/20/12 1) _______ studied pea plants to learn about heredity. He learned that some traits were stronger
(_____________________), while other traits were weaker (________________).

9/21/12 1) Suppose that one parent flower plant had the tall (dominant) trait and was pollinated by a short
(recessive) plant. Would you expect the offspring to be tall or short? Explain.

Week 7

9/24/12 1) If a person does not taste PTC paper, it is likely that his parents also will not taste it. Explain why.

9/25/12 1) Find the probabilities for the offspring in the following cross:
Ww x ww W = widow's peak w = no widow's peak

9/26/12 1) Find the probabilities for the offspring in the following cross: Cc x cc C=curly hair c=straight hair

9/27/12 1) What would the offspring look like if a white cow and brown cow were crossed if codominance occurred)?

Week 8
10/1/12 1) List some genetic disorders that you have heard of.

10/2/12 1) Most cells are made through the process of mitosis. However, sex cells are made through the process of
___________. In meiosis, the sex cells only have _______ chromosomes instead of the 46 that other cells
have.

10/3/12 1) What is passed on from parents to offspring that determines the traits of the offspring?

10/4/12 1) What would be the matching nucleotide: ATCGGAT

10/5/12 1) DNA has 2 backbones that are made of alternating ________ and ________.
2) DNA is in the shape of a twisted ladder called a _________ _________.

Week 9
10/8/12 1) List some changes that have occurred on Earth over time.

10/9/12 1) Who came up with the theory of evolution by natural selection?

10/10/12 1) What are some things that determine whether an organism survives to reproduce?

10/11/12 1) Explain how mimicry helps give some organisms an advantage.

10/12/12 1) Explain the process of how a new species may form.

Week 10

10/15/12 1) Give some examples of how a species can become extinct.

10/16/12 1) Why would you likely not see evolution occur during your life?

10/17/12 1) Which fossil is the oldest? Youngest?
<<picture of rock layers with different animal fossils in each layer>>

10/18/12 1) You find a fossil that has 2 kg radioactive Carbon and 6 kg of decayed element. How old is the fossil?
Half-life of Carbon is 5730 years.

10/19/12 1) You find a fossil that has 1 kg radioactive Potassium and 7 kg of decayed element. How old is the fossil?
Half-life of Potassium is 1.3 billion years.

Week 11
10/22/12 1) Scientists who study fossils are called _______________.
2) The age of fossils can be figured out by __________ ___________.

10/23/12 1) When Mendel studied genetics, why do you think he experimented on pea plants and not on animals?

10/24/12 1) Look at the picture below. Draw how the mirror would have to be to make the light shine on the ceiling.

10/25/12 1) If a person on a boat sees a fish in the water, the fish is not really where it seems because
of ______________.

10/26/12 1) ___________ ___________ are false or deceptive visual impressions.

Week 12
10/29/12 1) _______ is when light bounces off something while _________ is when light is bent while going through
something.

10/30/12 1) What are some things that scientists study to learn about Earth's history?

10/31/12 1) Why would it be rare to find fossils of whole organisms?

11/1/12 1) Put the following into groups: dog, pigeon, fish, whale, cow, cat, owl, mosquito, flea, dolphin

11/2/12 1) Make a taxonomic key to identify the games soccer, baseball, tennis, football, swimming, & running.

Week 13
11/5/12 1) Make a taxonomic key to identify apples, oranges, lemons, & bananas.

11/6/12 1) Name the 4 kingdoms in the domain eukarya.
2) Which kingdom are humans in?

11/7/12 1) Humans are animals. What do you think makes something an animal?

11/8/12 1) In your own words, what is a dissection?

11/9/12 1) How will you be able to tell if your bullfrog is male or female?

Week 14
11/13/12 1) Frogs have bilateral symmetry since they can only be cut 1 way to make two mirror images. Name 2 other
organisms with bilateral symmetry.

11/14/12 1) What type of symmetry do starfish have?
2) Name 2 other organisms with the same symmetry.

11/15/12 1) Where does water enter the starfish?

Week 15
11/30/12 1) Where do planaria live?
2) What type of cells allow them to regenerate lost body parts?

Week 16

Week 17

Week 18
1/7/13 1) How is a Science Fair experiment different than a classroom experiment?

1/8/13 1) List some nutrients that the body needs to grow and develop?

1/9/13 1) __________ are the body's main source of energy. _________ are the body's reserve source.

1/10/13 1) How can someone use the Food Guide Pyramid to help make healthy diet choices?

1/11/13 1) It is recommended that teens consume 2200-2800 calories per day. Why isn't there an exact number that is recommended
for all teens?

Week 19
1/14/13 1) You notice that your friend's nutrition journal includes a daily meal at Taco Bell. What suggestion(s) might you say to your friend?

1/15/13 1) Energy in nuts can be found by ________ the nut and seeing how much the ______________
of 100 ml of water increases.

1/16/13 1) Do you think all the energy from the burning peanut went to the water? Explain.
2) What is a procedure? Why is it important?

1/17/13 1) Write a procedure for the beginning of class.

1/18/13 1) What are some things you will look for to determine if you have a healthy diet?

Week 20
1/22/13 1) Name some eating disorders that you have heard of.

1/23/13 1) List some reasons why a person might develop an eating disorder.

1/24/13 1) List 3 things you would do if you found out your friend had an eating disorder.

1/25/13 1) Describe the similarities and differences between bulimia and anorexia.

Week 21
1/28/13 1) What are some possible consequences of an eating disorder?

1/29/13 1) What parts of the body are involved in catching a baseball?

1/30/13 1) The 2 main parts of the CNS are the _______ and spinal cord. Why is it important to avoid injury to the
spinal cord?

1/31/13 1) Describe the difference between the autonomic and somatic nervous system.

2/1/13 1) Label the main parts of the brain.

Week 22
2/4/13 1) List the different ways that your body can get information from around you.

2/5/13 1) The body gets information about it's surroundings from the ___________. That information then travels through the ___________
system to the _____________.

2/6/13 1) Why are reflexes important for keeping your body safe?

2/7/13 1) What type of things can touch receptors in your skin detect?

2/8/13 1) Why is the pupil of the eye sometimes large and sometimes small?

Week 23
2/11/13 1) How is your body able to get nutrients to different areas?

2/12/13 1) What problem would you have if you did not have enough white blood cells?

2/13/13 1) What problem would you have if you did not have platelets in your blood?

2/14/13 1) Describe some things that you can do to maintain a healthy circulatory system.

2/15/13 1) Daphnia live in ________ water. They can reproduce either __________ or ____________.

Week 24
2/19/13 1) Which side of the heart is stronger? Why?

2/20/13 1) The upper chambers of the heart are called _________ while the lower chambers are called ___________.

2/21/13 1) Name some parts of the body that are important for breathing.

2/22/13 1) The microscopic air sacs called ____________ are where ___________ enters the blood and __________ exits.

Week 25
2/25/13 1) Explain how the diaphragm helps you to inhale and exhale.

2/26/13 1) Why might it be healthier to breathe in through your nose instead of your mouth?

2/27/13 1) Why might one person have more lung capacity than someone else?

2/28/13 1) What are some reasons that a person might start smoking?
3/1/13 1) What are some negative consequences of smoking?

Week 26
3/4/13 1) How might a person look if they did not have a skeleton?

3/5/13 1) List 3 examples of how bones help protect organ(s).

3/6/13 1) Explain how your skeletal system is important for movement.

3/7/13 1) Why does an owl pellet always contain at least 1 complete skeleton?

3/8/13 1) How is the skeleton in the owl pellet similar to your skeleton? How is it different?

Week 27
3/11/13 1) Give 3 examples of how muscles are important for your body.

3/12/13 1) Name 2 voluntary and 2 involuntary muscle movements.

3/13/13 1) What are 2 involuntary muscle movements that you can temporarily override?

3/14/13 1) Explain how the muscular and skeletal systems work with each other.

3/15/13 1) What are some parts of the body that are important for processing foods?

Week 28
3/18/13 1) What are some things you can do to make sure your Science Fair display board looks great?

3/19/13 1) Explain how the heart is involved with the circulatory, respiratory, and muscular systems.

3/20/13 1) Explain how the lungs are involved with the circulatory and respiratory systems.

3/21/13 1) Explain how the brain is involved with the muscular, circulatory, and respiratory systems.

Week 29
4/2/13 1) Should you read everything on your display board for your presentation? Why or why not?

4/3/13 1) List 2 questions that could be asked about any science fair experiment.

4/4/13 1) Why is eye contact important when giving a presentation?

4/5/13 1) List some things that went well and things that could be improved from this year's science fair experiment.

Week 30
4/8/13 1) Which body systems are important for protection?

4/9/13 1) Which body systems allow you to move?

4/10/13 1) Which body systems make sure your cells get all the nutrients they need?

4/11/13 1) Which body system sends messages throughout your body?

4/12/13 1) Name some examples of drugs.

Week 31
4/15/13 1) What are some differences between aspirin and marijuana?

4/16/13 1) Describe differences between stimulants and depressants. Give 4 examples of each.

4/17/13 1) Why might hallucinogens be dangerous even after a user has quit for a long time?

4/18/13 1) Why might a person use illegal drugs even though there are so many negative consequences?

4/19/13 1) List 3 short-term effects of alcohol.

Week 32

4/22/13 1) List 3 long-term effects of alcohol.

4/23/13 & 4/24/13 1) List 4 reasons people use alcohol.

4/25/13 & 4/26/13 1) What support group can help alcoholics?
2) What support group can help friends and family of alcoholics?

Week 33
4/29/13 1) What does the organization M.A.D.D. do?

4/30/13 1) What would you do if you found out that your friend had a drinking problem?

5/1/13 1) How could you respond to someone that is pressuring you to drink alcohol?

5/2/13 1) Use a Venn diagram to compare similarities and differences between alcohol and cocaine.

5/3/13 1) What are some vocab words that might be discussed when learning about human reproduction?

Week 34
5/6/13 1) What are the male and female reproductive cells?

5/7/13 1) Where are the sperm produced?
2) Where are the eggs stored?

5/8/13 1) Where does a fertilized egg develop?
2) What happens to an egg that is not fertilized?

5/9/13 1) For the first 8 weeks, a fertilized egg is called an _________, after which it is called a __________.

5/10/13 1) What are some negative consequences of engaging in sexual activity?

Week 35
5/13/13 1) If your boyfriend/girlfriend is pressuring you to engage in sexual activity, how might you respond?

5/14/13 1) If a person were to engage in sexual activity, how could they prevent getting a STD?
2) What is the only 100% way to prevent getting a STD?

5/15/13 1) What are some problems that a teen mom might have?

5/17/13 1) What are some things that a person could do before having a baby that would make taking care of the baby easier?

Week 36
5/20/13 1) Rank the following behaviors from 1-10, with one being the easiest to resist and 10 being the most difficult to resist.
Behaviors: smoking cigarettes, drinking alcohol, sex, cheating in school, bullying others, selling marijuana, smoking marijuana,
wearing stylish clothes, getting a tattoo

5/21/13 1) Why is it often difficult to resist peer pressure?

5/22/13 1) List some things that a crayfish will eat.

5/23/13 1) Describe how a crayfish reproduces.

5/24/13