DOS WEEK OF NOV 12-16

DOS MONDAY 1.An electromagnet can be used in a motor but a bar magnet cannot. This is MOSTLY because the electromagnet a.has a magnetic poles. b.is strongest near its ends. c.Will attract all metal objects. d.can be turned on and off.

DOS MONDAY 2.Which of the following is made of a material that BEST conducts electric current? a. b. c.

DOS MONDAY 3.Which device or devices could be removed without breaking the electric circuit? Only the bulb Only the switch The battery and the switch The bulb and the switch

DOS Tuesday 1. Lightning is an example of Static electricity Electric discharge Magnetic attraction Magnetic repulsion

DOS TUESDAY 2. Which kind of magnet carries a current? Permanent magnet Electromagnet Bar magnet Horseshoe magnet

DOS TUESDAY 3. Which of the following is and advantage that an electromagnet has over a bar magnet? It has fewer parts. It doesn’t have poles. It attracts all metals. It can be turned on and off.

DOS Wednesday 1.What type of circuit is this? Series Parallel Both None of these

DOS WEDNESDAY 2. An electron is ________ An atom A particle with a neutral charge A particle with a positive charge A particle with a negative charge

DOS WEDNESDAY 3.For which purpose would you NOT need a microscope? To see stars To see the cells of our bodies To see tiny organisms in pond water To see the details of pollen in a flower

DOS THURSDAY 1. How many levels of classification are there? a.) 1 b.) 5 c.) 2 d.) 7

DOS THURSDAY 2. Each different kind of living thing is a ___________; such as a tiger and a lion. a.) Speciesb.) Family c.) Bacteriad.) Protist

DOS THURSDAY 3. Scientist classify all living things into large groups called __________________. a.) Species b.) Classification c.) Kingdoms d.) Animals