Physical Science
Type of metal that is attracted to a magnet
Iron
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. sharp teeth C. small gills D. tough scales
A: Large fins
Owen tested different materials to determine their physical properties. He pressed each material into a slab of hardened clay and he also put each material into water to see if it would dissolve. What was he testing? (TWO)
It takes approximately this amount of time for the Earth to orbit the sun
One year or 365 1/4 days
Water vapor (gas) turning into water droplets (liquid) is done through what process?
Condensation
Term for a material that allows electricity or heat to travel through it
A conductor
Which of the following best represents one particular stage in a life cycle? A. 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 very small grains of sand in different layers, it would probably be this type of rock.
The purpose of a sundial is to show this.
Time of day
In the water cycle, rain, snow, or sleet falling to the ground is a form of this.
Precipitation
A student hears the sound of a bell. This carries the sound of the bell to the student.
Vibrating air
Term for how plants use energy from sunlight.
Photosynthesis
The type of rock formed when hot lava cools.
Igneous
Judy observed a new moon in the sky on a Tuesday evening. She will need to wait this many days until she sees the next new moon.
28 days
Molten rock that reaches Earth's surface
Lava
Term for when a liquid changes to a solid.
Freezing
Many bacteria are decomposers. How do they connect the food chain?
They return the nutrients back into the soil in order for plants to 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 of rocks which later helps create new soil.
Glaciers
The reason why we have different seasons on Earth.
Earth orbits the sun on its axis and when northern hemisphere is tilted toward sun, it's hotter - spring/summer.
What word best describes the process of changing letters into Morse code? A: decoding B: encoding C: receiving D: sending
B: Encoding
Term for what happens when you put two like poles near one another.
Repel
A behavior that an organism inherits
Instinct
What are water particles found in the air?
gas - water vapor
The reason why stars and the sun appear to move across the Earth's sky.
The Earth is rotating on its axis
The process for moving sediment by wind, moving water, or ice.
Erosion