Free printables
Book 15 science quiz: free printable worksheet
A free 10-question matching quiz for kids, parents and teachers, based on A Million Whys Book 15, The Robot Expedition. Every fact comes straight from a page in the book. Write the letter of the matching question next to each fact. The answer key links to the video for each question.
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Name: ______________________ Date: ______________ Score: ____ / 10
The questions
- A. Why Do We Call a Machine a Robot?
- B. Why Does a Robot's Weight Matter So Much to Designers?
- C. What Is a Sensor, and Why Do Robots Need Them?
- D. How Does a Robot Hand Know How Hard to Squeeze?
- E. How Does a Robot Gripper Pick Up Things?
- F. Why Do Robot Vacuums Get Stuck on Socks and Cords?
- G. Why Do Delivery Robots Roll Along Sidewalks?
- H. Why Do Two of a Drone's Propellers Spin One Way and Two the Other?
- I. Why Do We Send Rovers to the Moon?
- J. Why Do Some Robots Remember Where They Have Been?
Match each fact to its question
- Sensors are like a robot’s eyes, ears, and skin. ______
- Remembering helps save time and battery. ______
- Learning to work on the Moon helps us prepare for farther places. ______
- Grip depends on both squeezing and friction. ______
- The pushes cancel like a tug of war that ends in a tie. ______
- Many sidewalk delivery robots travel at about a walking pace, around 4 miles per hour (6 km/h). ______
- Newer vacuums have cameras that try to recognize cords and socks. ______
- Perseverance weighs about 2,260 pounds (1,025 kg), and a rocket had to carry every pound to Mars. ______
- People first imagined robots long before anyone could build them. ______
- Gentle squeezing needs feedback, not just strength. ______
Show the answer key
- C (Sensors are like a robot’s eyes, ears, and skin. Book 15, Question 26)
- J (Remembering helps save time and battery. Book 15, Question 136)
- I (Learning to work on the Moon helps us prepare for farther places. Book 15, Question 120)
- E (Grip depends on both squeezing and friction. Book 15, Question 63)
- H (The pushes cancel like a tug of war that ends in a tie. Book 15, Question 103)
- G (Many sidewalk delivery robots travel at about a walking pace, around 4 miles per hour (6 km/h). Book 15, Question 89)
- F (Newer vacuums have cameras that try to recognize cords and socks. Book 15, Question 77)
- B (Perseverance weighs about 2,260 pounds (1,025 kg), and a rocket had to carry every pound to Mars. Book 15, Question 13)
- A (People first imagined robots long before anyone could build them. Book 15, Question 1)
- D (Gentle squeezing needs feedback, not just strength. Book 15, Question 46)