DOS Monday1.Which of the following

would NOT make a good insulator?

RubberPlasticWoodMetal

DOS Monday2. What kind of charges attract

one another?LikeOppositePositiveNegative

DOS monday3. What increases when you

add a second bulb to a series circuit?

CurrentMagnetic fieldElectric fieldResistance

DOS Tuesday1. Why can you hold an electric

toothbrush without getting shocked?

The toothbrush uses only a little electric current.

The plastic case is an insulatorYour hands are poor conductors of

electricityYou don’t keep the toothbrush

running long enough

DOS Thursday2. Two balloons repel each

other. What is the BEST explanation?

They have opposite charges

They have mixed chargesThey are unchargedThey have the same charge

DOS Tuesday3. What is the main difference

between a series circuit and a parallel circuit?

Series carries a current and parallel does not

Parallel does not need electric charges and series does

Series needs only one path and parallel has more than one path

There is no difference

DOS Wednesday1. The mass of an object is 375g.

Mary breaks the object into four pieces. The mass of the three pieces are given in the table. What is the mass of the fourth piece?

25g50g100g200g

DOS Wednesday2. When you take clothes out of

the dryer and they stick together, you can see __________.

a fishstatic electricitya magneta reptile

DOS Wednesday3. How are static electricity and

current electricity different?

They are both the same. Static electricity remains on an

object and current flows between objects.

Static charges flow, and current charges remain on an object

None of the above

DOS Thursday1. BEFORE you plan and carry out

an experiment, you must develop this:

a hypothesis a conclusion Analyzed data Communication of results

DOS Thursday2. How are the following elements alike?

and

They are both used to insulate wires. Negative charges move through them

easily. Negative charges can’t move through

them. All of the above

DOS Thursday3. On the Celsius scale, water

boils at

0 degrees 32 degrees 100 degrees 212 degrees