Horizons 100

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1.
1 point
Look at the pictures at the bottom of page 442. Are the lights on or off in picture #25?
2.
1 point
Look at the pictures at the bottom of page 442. Are the lights on or off in picture #27?
3.
1 point
Here's how an electric eye works: When somebody walks in the door of a store and the body stops the beam of light, what does the device do next?
4.
1 point
Every time somebody goes out of the room, what does the counter do?
5.
1 point
They were impressed by her large vocabulary. What word refers to all the words a person knows?
6.
1 point
Look at page 441. Which is the letter of the correct arrow for doorway #13?
7.
1 point
He responded to her clever solution. Which word means reacted?
8.
1 point
Look at the pictures at the bottom of page 442. Are the lights on or off in picture #26?
9.
1 point
She automatically arranged the flowers. Which word means without thinking?
10.
1 point
If a person moves into a room, which beam will be broken first - the inside beam or the outside beam?
11.
1 point
Every time somebody goes into the room, what does the counter do?
12.
1 point
Look at page 441. What is the correct arrow for doorway #12?
13.
1 point
What happens to the lights when the counter gets to zero?
14.
1 point
Here's the rule about an electric eye: Each time the beam of light is broken, the light changes. The light is off. The beam is broken 8 times. Is the light on or off at the end?
15.
1 point
They were impressed by her large vocabulary. What word means they thought her vocabulary was very good?
16.
1 point
Here's the rule about an electric eye: Each time the beam of light is broken, the light changes. The light is off and the beam is broken 2 times. Is the light on or off at the end?
17.
1 point
What does an inventor get to protect an invention?
18.
1 point
Look at the picture at the top of page 442. The dotted arrow shows how many people left the room. How many people left the room?
19.
1 point
Here's how an electric eye works: When somebody walks in the door of a store, the device buzzes. What does that tell the shopkeeper?
20.
1 point
How many beams of light went across Leonard's invention's doorway?
21.
1 point
Look at the pictures at the bottom of page 442. Are the lights on or off in picture #24?
22.
1 point
Special lawyers who get protection for inventions are called __________.
23.
1 point
Here's how an electric eye works:When somebody walks in the door of the store, the body stops the beam of light from reaching the ________.
24.
1 point
He responded to her clever solution. What word refers to solving a problem?
25.
1 point
Look at page 441. Which is the letter of the correct arrow for doorway #14?
26.
1 point
If a person moves into a room, which beam will be broken second?
27.
1 point
Here's the rule about an electric eye: Each time the beam of light is broken, the light changes. The light is off. The beam is broken 5 times. Is the light on or off at the end?
28.
1 point
How many electric eyes did Leonard use?
29.
1 point
She automatically arranged the flowers. Which word means that she put things where she wanted them?
30.
1 point
He responded to her clever solution. What word means very smart?
31.
1 point
What number does the counter end up at when the last person leaves the room?
32.
1 point
Look at the picture at the top of page 442. How many more people would have to leave the room before the lights go off?
33.
1 point
Look at the picture at the top of page 442. Are the lights on in the room?
34.
1 point
Look at page 441. Which is the letter of the correct arrow for doorway #15?
35.
1 point
Look at the picture at the top of page 442. The solid arrows show how many times people went into the room. How many people went into the room?
36.
1 point
The men who invented the first airplane saw a need. What need?