Question: Choose your answer.

An engineer constructs a prototype from wood. Which of the following is the best tool for the engineer to use to make the prototype's surface smooth?

OPTIONS:
- band saw
- chisel
- drill
- sandpaper
My Answer: sandpaper

Question: Choose your answer.

Which of the following tools is most useful for tightening a small mechanical fastener?

OPTIONS:
- chisel
- pliers
- sander
- saw
My Answer: pliers

Question: Choose your answer.

Acid rain caused by industrial pollution greatly reduces the number of trees in a forested region that is home to a particular species of bird. How might this decrease in the number of trees most likely affect this bird population?

OPTIONS:
- The population will adapt to ground dwelling.
- The population will decrease due to lack of resources.
- The population will stabilize when it moves to another region.
- The population will increase as predators move out of the region.
My Answer: The population will decrease due to lack of resources.

Question: Choose your answer.

People can help keep a forest a good place for birds to live by

OPTIONS:
- dumping garbage in a small part of the forest
- building a road through the middle of the forest
- burning dead trees to make smoke in the air
- preventing too many trees from being cut down
My Answer:
preventing too many trees from being cut down