Plants
Matter
Energy
Soil
Life Science
100
This is an undeveloped plant with stored food sealed in a protective covering.
What is a seed?
100
Color, texture, shape, size, hardness, magnetic attraction, ability to dissolve in water, and buoyancy are all properties of this.
What is matter?
100
This kind of energy always flows from warmer to cooler.
What is heat energy?
100
A layer of soil differing from the layers above and below it is called a ____________.
What is a horizon?
100
The human ______ _______ consists of birth, infancy, childhood, adolescence, adulthood, and death.
What is life cycle?
200
Maple, pecan, soybean, pumpkin, coconut, sunflower, daisy, okra, dill, and buckeye are all examples of these.
What are seeds?
200
This state of matter has a definite shape, takes up a definite amount of space, and its particles are tightly packed.
What is a solid?
200
The wavelength of this kind of energy determines the color we see.
What is light energy?
200
This is also known as the A horizon.
What is topsoil?
200
The monarch butterflies that we released went through complete ________________, consisting of egg, larva, pupa, and adult.
What is metamorphosis?
300
This is the sprouting of a seed into a new plant.
What is germination?
300
Water, milk, and orange juice are all examples of this state of matter.
What is a liquid?
300
These waves move in all directions away from vibrating objects.
What are sound waves?
300
This is caused by running water, waves, wind, glaciers, and gravity.
What is erosion?
300
These are the cells in a seedless plant that grow into new organisms.
What are spores?
400
This is a green substance in plant cells that helps plants make food by trapping the Sun's energy.
What is chlorophyll?
400
This is a state of matter that does not take up a definite amount of space and has no definite shape.
What is gas?
400
This kind of change always takes in or gives off energy.
What is chemical change?
400
This is a mixture of tiny rock particles, minerals, humus, water, and air.
What is soil?
400
This occurs when the seed sends roots into the ground. A stem and leaves grow.
What is germination?
500
This is the transfer of a flower's pollen from the anther to the pistil.
What is pollination?
500
Change in size or shape, change in position or texture, or change in state of matter are all kinds of __________ change.
What is physical change?
500
This is the buildup of an electric charge on a material.
What is static electricity?
500
This is the dark, top layer of soil, rich in humus and minerals, in which many tiny organisms live and most plants grow.
What is topsoil?
500
These become seedlings that grow into adult plants.
What are seeds?
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