19 questions
Which object would be attracted by a magnet?
an iron nail
a rubber balloon
a piece of paper
an aluminum paper clip
The end of one bar magnet is placed near the end of another bar magnet. The two ends seem to push each other apart. Which of these statements is true?
the two ends are like poles
the two ends are unlike poles
there are like electrical charges on the two ends
there are unlike electrical charges on the two ends
Which of these is a ferromagnetic material?
aluminum
copper
diamond
iron
Sometimes the north and south poles of atoms in a material will line up. What is the term for the region where this occurs?
domain
feromagnetic
magnetic
magnetic field
Where is the magnitude of force around this object the greatest?
closest to the poles
farthest from the poles
equal at all points
halfway between the poles
Sometimes the north and south poles of atoms in a material will line up. What is the term for the region where this occurs?
ferromagnetic
iron filings
domain
electric field
Which of the following statements are true about the image of two circular magnets and a pencil below?
like poles are facing, if flipped they would attract
like poles are facing, if flipped they would still repel
opposite poles are facing, if flipped, they would attract
Which of these determines whether or not a material is magnetic?
the density of the material
the number of elements that make up the material
the weight of the material on earth
the alignment of atoms in the material
what happens when you go from picture a to picture b?
the force doesn't change
the bars go from attracting to repelling
the bars go from repelling to attracting
The picture below shows a Lodestone. Which of the following statements is true about Lodestones?
lodestones are man made magnets done in the shape of stones
lodestones are naturally occurring permanent magnets
lodestones are naturally occurring temporary magnets
what is the main force that causes this natural hazard?
gravity
magnetism
friction
A Western Region in the United States has been going through a shortage of rain over a long period of time. This has affected plants, animals, and people. It is a serious problem for farmers as well. Which natural disaster is this region going through?
landslide
forest fire
drought
avalanche
What type of cell is this?
plant cell
animal cell
this is something that a plant cell has and an animal cell doesn't have....what is it?
cytoplasm
nucleus
cell membrane
chloroplast
these organelles convert energy stored in food
mitochondrian
cell membrane
Golgi apparatus
ribosome
Which kind of Natural Hazards can you see in the pictures below?
weather and climate hazards
chemical hazards
geological hazards
biological hazards
The property damage in the picture below can be linked to which type of natural disaster?
drought
forest fire
hurricane
volcanic eruption
What is the name of the volcanic hazard that is formed when hot ash and rocks flow out of a volcano and along the ground at fast speeds?
magma
tsunami
ash cloud
pyroclastic flow
What hazards are associated with the ash formed during a volcanic eruption?
bombs
lava flow
acid rain
debris avalanche