Resource Management OR Seasons OR Tides
Earth's Systems OR Layers OR Rock Cycle
States of Matter OR Pure Substances and Mixtures
Elements and the Periodic Table
Density OR Chemical Changes
100
High and low tides occur twice a _________ and spring and neap tides occur twice a ____________.
High and low tides occur twice a day.
Spring and neap tides occur twice a month.
100
As the wind blows, it creates waves in the ocean. Between which spheres is this interaction occurring?
The wind from the atmosphere is interacting with the waves in the hydrosphere.
100
Which state of matter has the highest kinetic energy?
Gases have the highest kinetic energy.
100
Which number represents the atomic mass of Ag, silver?
The bottom number, 107.8682, represents the atomic mass of silver.
100
What is the equation for calculating density?
Density = m/v
200
What two aspects of the Earth, Sun, and Moon relationships are responsible for the seasons on Earth?
the tilt of the Earth's axis (23.5o) and its revolution around the sun
200
Which type of rock has foliated layers and is formed under intense heat and pressure deep within the Earth?
Metamorphic rock
200
Which state of matter has particles that are changing in position with a definite volume and indefinite shape.
Liquid
200
What would the element Neon be classified as?
Neon would be classified as a nonmetal. It's on the right side of the periodic table and Neon is a gas.
200
A solid substance is dropped into a beaker which contains water and oil.
The water has a density of 1g/mL and the oil has a density of 0.91g/mL.
If the object has a density of 0.85g/mL, where would it likely end up in the beaker?
The object would be floating on top of the oil.
300
D) Build cars that travel more miles on a gallon of fuel.
300
Which layers of the earth have a solid state of matter? What are they made of?
The crust and the inner core are solid.
The crust is made of silicate rocks, oxygen and aluminum.
The inner core is made of solid iron and nickel.
300
Denver takes the compound water (H2O) and the compound salt (NaCl). Has he made a pure substance or a mixture? Be specific!
Denver has made a homogeneous mixture AKA a solution.
300
A substance is shiny, malleable, allows heat and electricity to pass through it quickly, and can be pulled into a wire.
This substance is most likely a...
This substance is most likely a metal.
300
When coke and milk, two liquids, are mixed together, they create a lumpy, solid substance that sinks to the bottom of the container. What evidence of a chemical change is being demonstrated?
A precipitate forms.
400
Which THREE gases can cause such problems if their concentration is too high?
oxygen, nitrogen, methane, hydrogen, sulfur dioxide, carbon dioxide
methane, sulfur dioxide and carbon dioxide
400
What is the state of matter of the mantle and what is it made of?
The mantle is a semi-solid layer that is made of minerals.
400
Matter can be classified as a pure substance or a mixture. What specific type of matter is chicken noodle soup?
A heterogeneous mixture.
400
What element can be found in period 5 group 4.
Zirconium can be found in period 5 group 4.
400
Jack has a rock. The rock has a mass of 14g and displaces a volume of 2mL when placed in a graduated cylinder. What is the density of the rock?
The density of the rock is 7g/mL.
500
How does eliminating trees lead to malnutrition?
Eliminating trees leads to soil erosion taking away the nutrient-rich topsoil, leaving poor-nutrient soil decreasing the amount of quality of crops.
500
What are the steps to creating sedimentary rock?
Weathering, Erosion, Deposition, Compaction and Cementation.
500
Matter can be placed into which two categories?
Pure substances and Mixtures.
500
Elements on the periodic table can be classified as metals, nonmetals, or metalloids based on their properties. Match each element to its correct classification.
Oxygen
Manganese
Arsenic
Oxygen is a nonmetal.
Manganese is a metal.
Arsenic is a metalloid.
500
List the evidences of chemical changes. No particular order.
Gas production, Odor, Color change, Light production, Temperature change, Precipitate formation and New substance.