What is igneous, sedimentary, and metamorphic rock
100
Three phases of matter
What is liquid solid and gas?
100
What are the two types of vascular tissue
Phloem and xylem
100
What a hand lens does
What is makes an object look larger and helps you see more detail
100
How many days are in a moon's cycle
29 1/2 days
200
What are the four main properties of minerals
Color, luster, streak and hardness
200
What are two properties of all matter?
All matter has mass, and takes up space.
200
what is a taproot
What is a large root that is strong and pushes deep into the soil. It anchors the plant firmly.
200
What should you wear on your eyes when doing a lab?
Safety goggles
200
Explain why officials set up time zones in the late 1800s
People needed standard times to avoid confusion after they began to travel long distances on trains
300
What are the four unique properties of minerals
Calcite produces a double image, quartz has electric potential, magnetite is magnetic and corundum glows under ultraviolet light
300
What is density
Density is a measure of how closely packed an object's atoms are. It shows the relationship between mass and volume.
300
why nonvascular plants tend to be small and grow close to the surface
What is they lack transport tubes that carry water and nutrients, so they must be close to a surface in order to absorb these materials directly from their surroundings
300
What are the days called that have the most and least hours of daylight
Summer solstice, winter solstice.
400
How can you tell where an igneous rock is formed?
What is if it has large crystals it was formed underground, small crystal- it cooled quickly and formed above ground.
400
What is reactivity
Reactivity is the ability of a substance to go through a chemical change
400
what functions do roots perform
What is roots absorb water and nutrients from the soil and pass them to the leaves. They also anchor the plants to the ground and act as food storage structures.
400
During which step of the scientific method would you identify variables and figure out how to control them?
During the 3rd step- planning the experiment
400
How do a solar and lunar eclipse differ?
A solar eclipse happens when Earth passes through the moon's shadow. A lunar eclipse occurs when the moon passes through the earth's shadow.
500
describe what schist looks like
What is wavy layers of minerals
500
Explain why burning paper is a chemical reaction but cutting paper isn't
When paper burns, it combines with oxygen in the air to produce different substances with properties different from those of paper. Cut paper is still paper with the same composition
500
what is chloroplast?
What is green pigment that absorb sunlight
500
What does a spring scale measure
Force in newtons
500
Is there a relationship between distance of a planet from the sun and the length of it's year
Yes; the farther the planet is from the sun, the longer is the planet's year because of the size of the planet's orbit.