All the solutions provided in McGraw Hill My Math Kindergarten Answer Key PDF Chapter 8 Lesson 1 Compare Length will give you a clear idea of the concepts.
McGraw-Hill My Math Kindergarten Answer Key Chapter 8 Lesson 1 Compare Length
Explore and Explain
Teacher Directions: Use 
to make a train shorter than the fish. Draw the train above the fish. Use cubes to make a train longer than the fish. Draw the train below the fish.
Answer:
See and Show
Question 1.
Question 2.
Answer:
The second image longer than the first image.
Question 3.
Answer:
The length of both objects is the same.
Directions: 1. Compare the objects. Trace the X on the object that is shorter. Trace the circle around the object that is longer. 2-3. Compare the objects. Draw an X on the object that is shorter. Draw a circle around the object that is longer. If the objects are the same length, underline them.
On My Own
Question 4.
Answer:
Question 5.
Answer:
Question 6.
Answer:
Question 7.
Answer:
Directions: 4-7. Compare the objects. Draw an X on the object that is shorter. Draw a circle around the object that is longer. If the objects are the same length, underline them.
Problem Solving
Question 8.
Answer:
Directions: 8. Use connecting cubes to make a train the same length as the snake. Use cubes to make a train shorter and a train longer than the snake. Draw a shorter snake above the snake and a longer snake below the snake.
McGraw Hill My Math Kindergarten Chapter 8 Lesson 1 My Homework Answer Key
Question 1.
Question 2.
Answer:
Question 3
Answer:
Directions: 1-3. Compare the objects. Draw an X on the object that is shorter. Draw a circle around the object that is longer. If the objects are the same length, underline them.
Question 4.
Answer:
Question 5.
Answer:
Vocabulary Check
Question 6.
Answer:
Directions: 4-5. Compare the objects. Draw on X on the object that is shorter. Draw a circle around the object that is longer. 6. Draw a line from the word longer to the longer animal. Draw a line from the word shorter to the shorter animal.
Math at Home Place a spoon and pencil on the table. Have your child tell which is shorter, which is longer, or if the objects are the same length.
Answer:
The pencil is longer than the spoon.