A group of students design an investigation using a foam box and a pencil eraser. Each object was placed in water. Which property of matter is the group testing?
Mass
Magnetism
Temperature
Ability to sink or float
4. Ability to sink or float
Eric reads a book before going to bed. What form of energy helps him see the words on the pages?
Light
What force causes a swing to move?
Push or pull
What is an example of a solid?
Choose the best description of the properties of the matter inside the bathtub. The matter is a-
solid, because it would keep its shape if moved to a new container
gas, because it fills all the space it its container
liquid, because it keeps its shape if moved to a new container
liquid, because it flows and takes the shape of its container
4. Liquid, because it flows and takes the shape of its container.
What form(s) of energy does a campfire produce?
Light and Thermal
What is gravity?
The force that pulls objects towards the center of the Earth.
What would happen to a baseball if it was hit somewhere where there was no gravity?
The diagram shows changes to water.
The process shown in the diagram is caused by-
producing heat
adding heat
taking away heat
increasing heat
3. Taking away heat
What type of energy does a handheld can opener use?
Mechanical Energy
A student observes a toy car rolling down a ramp. Which force caused the car to roll down the ramp?
Gravity
Name an example of a mixture
Trail mix, salad, taco, paper clips and erasers, etc.
What change of matter happens when water changes to ice.
Liquid changes to solid
What happens when sound is produced?
Vibration
A boy was dragging his books in a wagon downhill. The wagon started rolling too fast.
How can the boy slow the speed of the wagon down?
Continue dragging the wagon
Grab the handle with the other hand
Run faster holding the handle
4. Push the handle
4. Push the handle
How could you change the motion of a soccer ball rolling down the field?
What is a mixture?
Two or more substances put together
What is reflection?
When light energy bounces off of something.
What happens when like sides of a magnet get close to each other
They repel
Apply a different force.