Interpreting data from tables and graphs

Question 1

Study: Stretching a spring. Force (N) → Extension (cm) 0 → 0 1 → 2 2 → 4 3 → 6 4 → 8 5 → 10 At which value of “Force (N)” was the highest value recorded?

• A. 1
• B. 2
• C. 4
• D. 5

Question 2

Study: Enzyme activity. Temperature (°C) → Reaction rate (units/min) 10 → 0 20 → 20 30 → 40 40 → 60 50 → 40 60 → 20 Estimate the value at 15, assuming the pattern between neighbouring points is a straight line.

Answer 

Question 3

Study: Stretching a spring. Force (N) → Extension (cm) 0 → 0 1 → 4 2 → 8 3 → 12 4 → 16 5 → 20 How does “Extension (cm)” change as “Force (N)” increases?

• A. It increases steadily.
• B. It stays about the same.
• C. It increases to a maximum, then decreases.
• D. It decreases steadily.

Question 4

Study: Stretching a spring. Force (N) → Extension (cm) 0 → 0 1 → 5 2 → 10 3 → 15 4 → 20 5 → 25 At which value of “Force (N)” was the highest value recorded?

• A. 0
• B. 1
• C. 4
• D. 5

Question 5

Study: Stretching a spring. Force (N) → Extension (cm) 0 → 0 1 → 3 2 → 6 3 → 9 4 → 12 5 → 15 Estimate the value at 0.5, assuming the pattern between neighbouring points is a straight line.

Answer 

Question 6

Study: Cooling coffee. Time (min) → Temperature (°C) 0 → 87 5 → 77 10 → 67 15 → 57 20 → 47 How does “Temperature (°C)” change as “Time (min)” increases?

• A. It increases steadily.
• B. It decreases steadily.
• C. It stays about the same.
• D. It increases to a maximum, then decreases.

Question 7

Study: Stretching a spring. Force (N) → Extension (cm) 0 → 0 1 → 3.5 2 → 7 3 → 10.5 4 → 14 5 → 17.5 At which value of “Force (N)” was the highest value recorded?

• A. 1
• B. 2
• C. 3
• D. 5

Question 8

Study: Stretching a spring. Force (N) → Extension (cm) 0 → 0 1 → 2.5 2 → 5 3 → 7.5 4 → 10 5 → 12.5 Estimate the value at 0.5, assuming the pattern between neighbouring points is a straight line.

Answer 

Question 9

Study: Light and pondweed. Distance from lamp (cm) → Bubbles per minute 10 → 43 20 → 37 30 → 31 40 → 25 50 → 19 How does “Bubbles per minute” change as “Distance from lamp (cm)” increases?

• A. It stays about the same.
• B. It increases steadily.
• C. It increases to a maximum, then decreases.
• D. It decreases steadily.

Question 10

Study: Light and pondweed. Distance from lamp (cm) → Bubbles per minute 10 → 40 20 → 34 30 → 28 40 → 22 50 → 16 At which value of “Distance from lamp (cm)” was the lowest value recorded?

• A. 10
• B. 20
• C. 40
• D. 50

Question 11

Study: Cooling coffee. Time (min) → Temperature (°C) 0 → 86 5 → 76 10 → 66 15 → 56 20 → 46 Estimate the value at 17.5, assuming the pattern between neighbouring points is a straight line.

Answer 

Question 12

Study: Enzyme activity. Temperature (°C) → Reaction rate (units/min) 10 → 2 20 → 20 30 → 38 40 → 56 50 → 38 60 → 20 How does “Reaction rate (units/min)” change as “Temperature (°C)” increases?

• A. It stays about the same.
• B. It increases to a maximum, then decreases.
• C. It decreases steadily.
• D. It increases steadily.

Question 13

Study: Solubility of a salt in water. Temperature (°C) → Solubility (g per 100 g water) 0 → 12 20 → 22 40 → 32 60 → 42 80 → 52 At which value of “Temperature (°C)” was the highest value recorded?

• A. 20
• B. 40
• C. 60
• D. 80

Question 14

Study: Cooling coffee. Time (min) → Temperature (°C) 0 → 83 5 → 73 10 → 63 15 → 53 20 → 43 Estimate the value at 2.5, assuming the pattern between neighbouring points is a straight line.

Answer 

Question 15

Study: Light and pondweed. Distance from lamp (cm) → Bubbles per minute 10 → 49 20 → 43 30 → 37 40 → 31 50 → 25 How does “Bubbles per minute” change as “Distance from lamp (cm)” increases?

• A. It stays about the same.
• B. It decreases steadily.
• C. It increases to a maximum, then decreases.
• D. It increases steadily.

Question 16

Study: Solubility of a salt in water. Temperature (°C) → Solubility (g per 100 g water) 0 → 12 20 → 24 40 → 36 60 → 48 80 → 60 At which value of “Temperature (°C)” was the highest value recorded?

• A. 20
• B. 40
• C. 60
• D. 80