Built That Way for a Reason is a free printable Kindergarten to Grade 2 science worksheet on how the shape of an object helps it work, aligned to Common Core standard K-2-ETS1-2. It prints 2 questions with an answer key on its own sheet of paper, in 25 versions that each ask different questions, so no two pupils in the class work from the same page. Print it from the browser or download it as a PDF — no account, no email.
Set 19 of 25 · the same problems every time you open this link.
Set 1 has all 25 in a single PDF. All 25 sets ask different questions.
Built That Way for a Reason
K-2-ETS1-2
NameDate
Draw a line from each shape to the job it does.
1.Draw a line from each one to its match.
A mirror is flat and smooth
A whistle has a small hole
A guitar has a hollow body
A blind is made of thick slats
A.Air rushing through it makes a high sound
B.It blocks the light from the window
C.It bounces light back in a straight beam
D.The sound is made louder inside it
2.Draw a line from each one to its match.
A torch has a curved mirror behind the bulb
A drum has a stretched skin
A lampshade is open at the bottom
A megaphone is a cone
A.It throws the light forward in a beam
B.It sends light down onto the table
C.It can vibrate and make a sound
D.It sends the sound in one direction
LessonPrint · K-2-ETS1-2 · Set 19 · free to copy for classroom use
Answer key — Built That Way for a Reason
Set 19. Prints on its own sheet.
1.1. A mirror is flat and smooth — C (It bounces light back in a straight beam) 2. A whistle has a small hole — A (Air rushing through it makes a high sound) 3. A guitar has a hollow body — D (The sound is made louder inside it) 4. A blind is made of thick slats — B (It blocks the light from the window)
2.1. A torch has a curved mirror behind the bulb — A (It throws the light forward in a beam) 2. A drum has a stretched skin — C (It can vibrate and make a sound) 3. A lampshade is open at the bottom — B (It sends light down onto the table) 4. A megaphone is a cone — D (It sends the sound in one direction)
More practice for K-2-ETS1-2
Draw or model how an object's shape helps it do its job.
Teaching this next? Built That Way for a Reason is the 50-minute plan for it, with the misconceptions to expect.