Matter
Which of the following words represent matter?
Sand, energy, sadness, sugar, hydrogen
Sand, sugar, and hydrogen
A lamp is plugged into a socket and turned on. What is the energy transformation that occurs?
Electrical energy to log and heat energy
The Grand Canyon was formed by this type of erosion.
Water erosion
How many stars are in our solar system?
One
Name an adaptation that a tiger has and its function.
Answers will vary
Which of the following words represent matter?
Frustration, wind, sound
None of them
A solar car begins to move.
Solar energy to kinetic energy
The breaking down of rocks by water, ice, or plant roots.
Weathering
How long does it take the Earth to orbit the sun?
About 1 year
What is the interaction of living and non-living things called?
An ecosystem
Which of the following words represent matter?
Water, oxygen, helium, anger, math
Water, oxygen, and helium
What is the scientific term for the energy of motion?
Kinetic energy
Sandstorms is an example of this type of erosion.
Wind erosion
What keeps the Earth in orbit around the Sun and the moon in orbit around the Earth?
Gravity
Are plants producers, consumers, or decomposers?
Producers
When I poured sugar into water, it disappeared. Where did the sugar go?
The sugar is still there, the particles are just too small to see.
A rubber band is stretched taught and then released. What type of energy transformation occurs?
Potential to kinetic energy
What type of changes are included in the process of weathering by plant roots: chemical changes, physical changes, or both?
Physical changes
Why is the Sun appear to be so much larger than other stars?
It's closer to us than any other star.
Omnivores eat...
Plants and meat
What state of matter is snow?
Solid, liquid, or gas
Solid
A radio is plugged into a socket and turned on. What is the energy transformation that occurs?
Electrical energy to sound energy
What could a farmer do to help protect his/her land from soil erosion?
Plant trees. The roots help hold the soil in place and can create a wind barrier.
What is the Sun?
A star
The source of energy in a food chain is
The Sun