Physical Science
Term for when a liquid changes to a solid.
Freezing
A tuna is an ocean fish that is well adapted to catching small, fast-moving prey. Which of the following adaptations most helps a tuna swim fast to catch its prey?
a. large fins
b. tough scales
c. sharp teeth
d. small gills
A . Large fins
Bill tested a physical property of a mineral. He rubbed a mineral sample on a white tile. The mineral left a red mark. Bill was trying to determine which property of the mineral?
streak
It takes about this amount of time for the Earth to orbit the sun.
365 days
In the water cycle, rain, snow, or sleet falling to the ground is a form of what?
Precipitation
Term for a material that allows electricity to travel through it.
Conductor
a. fish swimming
b. a seed sprouting
c. a leaf growing
d. a dog eating
b. a seed sprouting
If a rock could be described as having many very small grains of sand in different layers, it would probably be this type of rock.
Sedimentary
The purpose of a sundial is what?
To show the time of day.
Molten rock that reaches Earth's surface is called what?
lava
Term for what happens when you two like poles near each other (magnets).
Repel
Term for how plants use sunlight.
Photosynthesis
The type of rock formed when hot lava cools.
Igneous
(There are two parts)
The Earth tilts on its axis.
The Earth orbits the sun.
In the engineering design process, what is the term used for a rough draft of a new technology being created?
Prototype
Type of metal that is attracted to a magnet.
Iron
Many bacteria are decomposers. The connect the food chain by ______________.
Returning nutrients back into the soil to help plants grow.
These are frozen, slow moving rivers of ice that can move about three feet per day down mountain valleys. As they travel, they scrape small particles off rocks which later helps create new soil.
Glaciers
What is the reason the sun and stars appear to be moving across the sky?
The Earth tilts on its axis.
The process of moving sediment by wind, water, or ice is called what?
Erosion
A student hears the sound of a bell. _________ carries the sound of the bell to the student.
Vibrating air
A behavior that an organism inherits.
Instinct
A naturally occurring, non-living solid that has a specific chemical makeup and a repeating structure.
Mineral
28 days
Materials that block all light are called what?
Opaque