Reading tables and line graphs

Question 1

Distance from lamp (cm) → Bubbles from pondweed per minute 2 → 56 10 → 52 15 → 48 40 → 44 50 → 40 What happens to “Bubbles from pondweed per minute” as “Distance from lamp (cm)” increases?

• A. it stays the same
• B. it increases
• C. it goes up then down
• D. it decreases

Question 2

A cup of hot water cools down. The results are: 0 min: 75 °C 2 min: 69 °C 4 min: 63 °C 6 min: 57 °C 8 min: 51 °C What was the temperature after 6 minutes, in °C?

Answer °C

Question 3

A spring is stretched by adding weights. Number of weights → length (cm): 0 → 10 1 → 14 2 → 18 3 → 22 4 → 26 If the pattern continues, what length would 5 weights give, in cm?

Answer cm

Question 4

Number of cells → Bulb brightness (lux) 10 → 32 20 → 40 30 → 48 20 → 56 25 → 64 What happens to “Bulb brightness (lux)” as “Number of cells” increases?

• A. it decreases
• B. it increases
• C. it goes up then down
• D. it stays the same

Question 5

A cup of hot water cools down. The results are: 0 min: 84 °C 2 min: 77 °C 4 min: 70 °C 6 min: 63 °C 8 min: 56 °C What was the temperature after 4 minutes, in °C?

Answer °C

Question 6

A spring is stretched by adding weights. Number of weights → length (cm): 0 → 10 1 → 17 2 → 24 3 → 31 4 → 38 If the pattern continues, what length would 5 weights give, in cm?

Answer cm

Question 7

Parachute area (cm²) → Time to fall (s) 2 → 29 20 → 34 15 → 39 40 → 44 25 → 49 What happens to “Time to fall (s)” as “Parachute area (cm²)” increases?

• A. it goes up then down
• B. it decreases
• C. it stays the same
• D. it increases

Question 8

A cup of hot water cools down. The results are: 0 min: 74 °C 2 min: 68 °C 4 min: 62 °C 6 min: 56 °C 8 min: 50 °C What was the temperature after 4 minutes, in °C?

Answer °C

Question 9

A spring is stretched by adding weights. Number of weights → length (cm): 0 → 10 1 → 16 2 → 22 3 → 28 4 → 34 If the pattern continues, what length would 6 weights give, in cm?

Answer cm

Question 10

Number of cells → Bulb brightness (lux) 10 → 23 4 → 26 30 → 29 20 → 32 10 → 35 What happens to “Bulb brightness (lux)” as “Number of cells” increases?

• A. it stays the same
• B. it goes up then down
• C. it decreases
• D. it increases

Question 11

A cup of hot water cools down. The results are: 0 min: 80 °C 2 min: 75 °C 4 min: 70 °C 6 min: 65 °C 8 min: 60 °C What was the temperature after 2 minutes, in °C?

Answer °C

Question 12

A spring is stretched by adding weights. Number of weights → length (cm): 0 → 10 1 → 14 2 → 18 3 → 22 4 → 26 If the pattern continues, what length would 5 weights give, in cm?

Answer cm

Question 13

Water temperature (°C) → Time to dissolve (s) 5 → 61 20 → 55 30 → 49 20 → 43 50 → 37 What happens to “Time to dissolve (s)” as “Water temperature (°C)” increases?

• A. it goes up then down
• B. it stays the same
• C. it increases
• D. it decreases

Question 14

A cup of hot water cools down. The results are: 0 min: 74 °C 2 min: 70 °C 4 min: 66 °C 6 min: 62 °C 8 min: 58 °C What was the temperature after 6 minutes, in °C?

Answer °C

Question 15

A spring is stretched by adding weights. Number of weights → length (cm): 0 → 10 1 → 15 2 → 20 3 → 25 4 → 30 If the pattern continues, what length would 6 weights give, in cm?

Answer cm

Question 16

Parachute area (cm²) → Time to fall (s) 10 → 30 20 → 38 30 → 46 40 → 54 25 → 62 What happens to “Time to fall (s)” as “Parachute area (cm²)” increases?

• A. it stays the same
• B. it increases
• C. it goes up then down
• D. it decreases