Lesson 25 Review

What is the main idea of the article's first section, "Working Robots"?

• Robots are used by NASA to explore other planets.

• Many robots have cameras, which allow them to send pictures.

• Robots can explore places that are dangerous or impossible for people to reach.

• Robots are useful in some situations but will never replace human workers.

The servomotor allows Dante to raise and lower each leg as the robot climbs over rocky surfaces. What is the meaning of the word servomotors as used in the sentence above?

• a synonym for robots

• samples gathered by a robot

• the legs and footpads of a robot

• parts that assist a robot's main computer

What slowed the robot Dante's descent into the volcano?

• The robot was built using outdated technology.

• People had to accompany the robot into the volcano.

• Scientists at the top of the volcano used remote controls to steer the robot.

• The robot's main computer examined each movement before the robot could take a step.

What happened to Dante before the helicopter rescued him?

• It slipped in the loose dirt.

• It was trapped under a rock.

• It was burned in the volcano.

• Its computers stopped working.

Doctors hope that micro-bots will be able to clean up the plaque that causes heart attacks and break through the blood clots that cause strokes. What is the meaning of the word micro-bots as used in the sentence above?

• tiny, mouse-like robots used to repair computers

• large, flexible robots that are currently used in hospital labs

• tiny, bendable robots that may be injected into the bloodstream

• large, powerful robots once used to carry people from ambulances

What change was made to the soccer-playing robots after the first tournament?

• Engineers made the robots look like humans.

• Engineers improved the robots' vision systems.

• The robots were given the ability to show emotion.

• The robots were given the ability to think for themselves.

According to the article, what happens just after you tell Bertram, the robot butler, that you are not hungry?

• Bertram asks if you feel all right.

• Bertram tells you dinner is ready.

• Bertram silently rolls back into the kitchen.

• Bertram asks if there is anything else he can get you.

What happens after Hara's robotic head identifiies the emotion on a person's face?

• It remolds its face to mimic what it sees.

• It interacts with the person in a friendly way.

• It scans the face of the person standing in front of it.

• It compares the face it sees with those in its memory banks.

The term Uncanny Valley refers to the idea that

• it is uncanny how much robots today look like people.

• robots can navigate valleys more easily than humans.

• people become uncomfortable when robots are too lifelike.

• robots can take any shape including human-form and insect-form.

What happens after an insect-bot has learned its first layer of behavior?

• It becomes brainless.

• It can communicate with real ants.

• It moves to the next higher layer of behavior.

• It accesses the preprogrammed data about its environment.