Motion and energy becomes easier to explain when students connect what they observe with scientific ideas. This Grade 4 science reading organizer focuses on how a ball's speed relates to its energy and how observations from simple ramp investigations can support an explanation.

Students read informational passages about familiar experiments involving balls, ramps, measuring tracks, and moving objects. Instead of simply recalling facts, they practise distinguishing a scientific explanation from the evidence that supports it.

What students explore

• Speed and energy of motion: Compare a ball released from different heights and consider how its speed relates to its energy.
• Distance and measurement: Examine how far a ball rolls after leaving a ramp and how measurements help describe its motion.
• Energy transfer during collisions: Explore how a moving ball can transfer energy to a toy car and make it move.
• Surface comparisons: Consider how smooth and rough surfaces can affect a ball's movement and the time it takes to travel a marked distance.
• Repeated trials: Identify differences in observations, consider possible causes, and look for patterns across tests.

Reading and evidence skills

Each reading passage is paired with a main idea and supporting details organizer. Students highlight the sentence that communicates the central scientific idea, locate observations that support it, and record the information in the organizer. This gives them practice separating what an investigation shows from what the results help explain.

The passages also introduce investigation habits such as keeping the same ball and ramp conditions during comparisons, marking starting positions, measuring travel distance, recording stopping points, and repeating trials. These details help students see why careful observations matter when explaining motion and energy.

Ways to use the resource

Use the reading organizers during a Grade 4 physical science unit, as focused reading practice after a ramp-and-ball demonstration, or for independent work. They can also support a class discussion in which students explain which observations provide evidence for a claim about speed and energy.

Curriculum reference: The resource lists NGSS standard 4-PS3-1, concerning the relationship between an object's energy and its speed. The reading activities give students a context for discussing that relationship through observations from simple investigations.

For teachers who want science reading to reinforce evidence-based explanations, this resource brings together informational text, highlighting, and graphic organization around concrete examples of motion.