light
This type of energy allows us to see and can travel in straight lines.
What is light?
A push or a pull that can change an object’s motion.
What is a force?
The remains or traces of plants and animals that lived long ago.
what are fossils
This type of energy lets you see things and can travel in waves.
What is light energy?
Wind, water, and ice can slowly wear down rocks in a process called ___.
What is weathering?
When light bounces off a surface, it is called ___.
What is reflection?
This force pulls objects down toward Earth.
What is gravity?
Fossils are mostly found in this type of rock.
What is sedimentary rock?
This kind of energy is felt as warmth and can move from hot objects to cooler ones.
What is heat energy?
When broken-down rock and soil are moved from one place to another, it’s called ___.
What is erosion?
When light bends as it passes through water or glass, it is called ___.
What is refraction?
This force slows things down when two surfaces rub against each other.
What is friction?
This is what scientists study to learn about organisms that lived in the past.
What are fossils?
You hear this type of energy when it moves through air, water, or solid materials.
What is sound energy?
This natural event causes shaking of the ground and can quickly change the Earth’s surface.
What is an earthquake?
An object that blocks all light and creates a shadow is called ___.
What is opaque?
A change in the position of an object over time
What is motion?
Fossils help show how animals and plants have done this over time.
What is changed or evolved?
This type of energy powers things like lights, TVs, and computers.
What is electrical energy?
Huge sheets of ice that move slowly across land and change its shape.
What are glaciers?
A clear material that lets light pass through completely is called
What is transparent?
The more of this an object has, the harder it is to move.
What is mass?
A scientist who studies fossils is called a ___.
What is a paleontologist?
– When you touch a metal spoon in hot soup and it feels warm, this kind of energy transfer is happening.
What is heat transfer (or conduction)?
Water rushing through a river can form deep valleys called ___.
What are canyons?