Seasons Causes Worksheet

Ask most people why summer is warm and you will hear that Earth must be closer to the Sun, and that answer is wrong. This seasons causes worksheet walks students to the real explanation instead: Earth’s axis is tilted, that tilt keeps pointing the same direction in space all year, and so one half of the planet always leans toward the Sun while the other half leans away. The leaning half catches sunlight head on, and direct light warms the ground far faster than light that arrives at a slant.

A short Remember box on this seasons causes worksheet states those facts in five plain sentences, and then the page puts them to work. A labeled diagram shows the Sun with Earth drawn on both sides of it, each Earth carrying the same tilted axis, its equator marked and its poles labeled, with arrows of sunlight travelling out to both. Students read the lean, name the season for the northern half, judge four statements about what does and does not cause the seasons, and finish by writing an explanation in their own words. Print it, work down the page, and check it against the answer key on the last page.

What’s Included

• A Remember reference box with the tilt, the orbit and the angle of sunlight
• A labeled Sun and Earth diagram drawn to a true 23.5 degree axial tilt
• Two diagram questions naming the season in the northern half of Earth
• Four fill-in-the-bubble statements sorting real causes from common misconceptions
• One written response that asks students to use the words tilt and sunlight
• A full answer key on the last page, including a model written response

This 4th grade earth science worksheet helps in three ways. First, it puts the cause and the evidence on the same page, so a student can point at the diagram while explaining the answer. Second, it names the two ideas that most often get confused with the real cause, the daily spin and the small yearly change in distance, and asks students to rule them out on purpose rather than never meeting them. Third, the written response builds the habit of explaining a natural pattern in full sentences, which is what a science test will ask for.

Try it with a globe and a lamp in a darkened room: keep the tilt pointing one way, carry the globe halfway around the lamp, and let students watch which half leans in. A flashlight aimed straight down on grid paper and then tilted shows the same light spread over a larger patch. Keeping a simple sunrise and sunset chart for a few weeks lets students see day length change for themselves, and a family walk at the same hour each month makes the seasons concrete.

Related Resources

• Classifying Seasons Worksheet
• Four Seasons Reading Comprehension Worksheet
• Seasons of the Year Matching Worksheet
• Seasons Song