1. DOS WEEK of Oct
SCIENCE

2. 1. Lightning is an example of:
DOS Tuesday
1. Lightning is an example of:
Current electricity
Static electricity
Magnetic attraction
Magnetic repulsion

3. The nucleus of an atom consist of 3 particles called:
DOS tuesday
The nucleus of an atom consist of 3 particles called:
Atoms, protons, electrons.
Protons (+), electrons (-), neutrons (no charge).
Molecules, elements, atoms.
None of the above.

4. 3. Opposite charges ______ or pull toward each other.
DOS tuesday
3. Opposite charges ______ or pull toward each other.
attract
repel
Both a and b
None of the above

5. 1. Charges that are the same ______ or push away from each other.
DOS wednesday
1. Charges that are the same ______ or push away from each other.
attract
repel
Both a and b
None of the above

6. DOS Wednesday
2. In her investigation, Brooke cut up a banana that was still a little green. Jeff used a ripe banana that had black spots on it. What might explain the difference in their results?
The observations they made
The way they recorded their observations
The materials they used
The tools they used

7. Which is an example of a physical change?
DOS Wednesday
Which is an example of a physical change?
Burning wood
Tarnishing silver
A rusted nail
Slicing a banana

8. DOS Thursday
Someone gives you a sweater for your birthday, and you infer that it’s handmade. Which observation supports your inference or finding?
The sweater has stripes across the front.
It is too small for you.
It has no label that show who made it.
It came in a box from a store at the mall.

9. DOS Thursday
2. What would happen if you removed the iron core from an electromagnet?
The magnetic field would push away other magnets.
The magnetic field would be weaker.
The electromagnet would no longer have a magnetic field.
The current in the wire coils would change direction.

10. DOS ThursDAY Frying an egg Boiling water Cutting cheese into slices
3. Ra’Shun helps cook meals for his family. Which of these is a chemical change?
Frying an egg
Boiling water
Cutting cheese into slices
Adding chocolate powder to milk