RA #2 MATH 5 3RD

What do signed numbers represent?

• Only magnitude

• Only direction

• Both magnitude and direction

If north is considered positive (+), which direction is negative (-)?

• East

• South

• Above

What happens to temperature on a thermometer when moving down?

• It increases

• It becomes negative

• It remains constant

Which of the following is an example of a signed number?

• -2.5

• 0

• Both a and b

What is the freezing point of water in degrees Celsius?

• -1°C

• 0°C

• 1°C

Which of the following statements is TRUE about positive numbers?

• They must always have a '+' sign.

• They are greater than zero and can be written without a '+' sign.

• They are always smaller than negative numbers.

What is the opposite of -4?

• -5

• 0

• 4

Which of the following is an integer?

• 2.3

• -5

• 1/2

Where would -3 be located on a number line?

• To the right of 0

• To the left of 0

• At the same position as 0

If the temperature is 10°C and it drops by 15°C, what is the new temperature?

• -5°C

• 0°C

• 5°C