Physical Science
What are the three states of Matter?
Plants get the materials they need for growth chiefly from these two reactants of photosynthesis.
What is H20 and CO2?
The sun is much larger than the moon. However, as viewed from Earth, the sun and moon appear to be the same size. Why do the sun and moon appear to be the same size when viewed from Earth?
D. The moon is much closer to Earth than the sun.
What are the three types of rocks called?
Igneous, Sedimentary, and Metamorphic
Earth, Mars, Venus, and Mercury are the 4 planets that are considered inner planets and share at least 4 characteristics. List 3.
What is shorter time to revolve around the sun, smaller in size, few or no moons, and dense.
Casey is given a sample mixture containing calcium carbonate, glucose, iron filings, and silica sand. Which of the materials could be separated out with a magnet?
What are iron filings?
This scientific process is how plants take matter that is not food (light, air, water, and soil) and turn it in to matter that is food.
What is photosynthesis?
What is an astronomical unit?
Describe a sedimentary rock.
Sedimentary rocks have different layers.
What is the breaking down of rocks?
What is Weathering?
Adding air to expand a basketball and dissolving sugar in water are both examples that prove matter is made of particles that are too ______ to be seen
What is small?
If you go far enough down the food chain, food of almost any kind of animal can be traced back to _____.
What is (Producers) plants?
The law that states "Gravitational force increases as the mass of an object increases or as the distance between two objects decreases."
What is Newton's Law of Universal Gravitation
a scientific method used to determine the age of organic materials/fossils using isotopes.
What is carbon dating?
The dropping off of weathered rock at the end of erosion.
What is deposition?
Energy in animals' food that is used for body repair, growth, motion, and to maintain body warmth was once energy from this.
What is the Sun?
This process eventually restores (recycles) some materials back to the soil after a plant or animal's death.
What is decomposition?
One of the 2 planets that rotate retrograde.
What is Venus or Uranus?
What is a nonrenewable resource? Give two examples.
A nonrenewable resource is a resource that cannot be replaced in our lifetime. Examples: (Fossil Fuels) Natural Gas, Coal, Oil.
Something that slows or stops the flow of energy, such as heat, electricity, or sound
What is an insulator?
Regardless of the type of change that occurs when heating, cooling, or mixing substances, the total mass of matter is _______.
What is conserved? (stays the same)
Newly introduced species can do this to the balance of an ecosystem.
What is damage it or throw it off?
Type of evidence acts as a record of changes in species over time and indicates major changes in Earth’s surface and climate
What is the fossil record?
What kind of rock comes from a volcano?
What is Igneous?
Gold, silver, and copper have this physical property in common. They are often used to make jewelry or for plumbing.
What is an malleability?