1. what kind of ice can people skate on safely ?
a. any ice that is cold.
b.only ice that is dark.
c. ice that is very solid.
2. what do spots that are not safe sometimes look like ?
a. they are very light in color.
b.they sometimes have dark patches.
c.they sometimes have light patches.
3. What will decaying plant matter do to ice ?
a.it can turn it to a very dark color.
b. it can make it look solid.
c. it can make it melt.
4. What could happen if you skate on ice that is not safe ?
a. you could have a really good time for a while.
b. you could fall through the ice into the water.
c. you could kill the decaying plant matter.