Write an integer suggested by each of the following examples. Identify the direction words (positive or negative).
- The minimum temperature in Moscow on 1 January 2006 was 15 degrees below zero.
- The maximum temperature in Jerusalem on New Year’s Day 2006 was a mild 23 °C.
- Naomi had no money left, so she borrowed $20 to spend at the movies.
- Sila’s bank statement showed that he was in the red (owed) by $150.
- Luis deposited S20 into his account.
- Our unit at Surfer’s Paradise was 11 floors above the ground floor.
- The lift went 2 floors below ground level.
- Paul ran up 5 flights of stairs.
- ANZ recorded a profit of $1 billion.
- Matthew gained 600 g in one week.
- Telstra shares were down from $3.80 to $1.80.
- The temperature rose by 15°C.
- The store advertised a discount of 15%.
- Oil prices fell by $18 a barrel.
- The year 800 BC.
- An altitude of 700 m below sea level.
Consider the following temperatures:
- Antifreeze is a chemical used in car radiators. It lowers the freezing point of the coolant to -15°C.
- Azizia in Libya recorded a temperature of 58°C.
- Pure water freezes at 0°C.
- Pure water boils at 100°C..
- The average annual temperature in Antarctica is -49°C.
- The world’s lowest temperature of -86.6°C was recorded at Vostok in Antarctica.
List the temperatures that are negative
List the temperatures that are:
- greater then 20°C
- less than -20°C
- greater than -30°C
- less than -40°C
- between -10°C and -60°C.
True or false? The average temperature in Antarctica is greater than the freezing point of coolant in a car radiator with antifreeze added.