WorksheetsAZSci Review (November 2024)
Total questions: 27
Worksheet time: 15mins
Which statement accurately describes a state of matter?
Solids take the shape of their container
Liquids will expand to fill the volume of a containe
Gases maintain a fixed shape
Gases expand to fill an entire space
A ball is resting on the front end of a boat. The boat is moving straight forwards toward a dock. When the front of the boat hits the dock, how will the ball's motion change?
The ball will move backwards
The ball will move forwards
The ball will remain at rest
The ball will move sideways
What is the chemical equation for cell respiration as shown in Figure 1?
6O2 + C6H12O6 → 6CO2 + 6H2O + energy
6CO2 + 6H2O → C6H12O6 + 6O2 + energy
C6H12O6 + 6O2 → 6H2O + 6CO2 + energy
6H2O + 6CO2 → 6O2 + C6H12O6 + energy
What is the body of a grasshopper made up of?
Only glucose
Only oxygen
Molecules and atoms, including glucose, carbon, oxygen, and other chemical compounds.
Only carbon
What does Figure 2: Partial Carbon Cycle illustrate?
The process of photosynthesis in plants
The water cycle
Some ways that carbon is cycled through the ecosystem
The life cycle of a grasshopper
Which statement best describes the chemical reaction shown in Figure 1?
Glucose is broken down into smaller molecules to be used by the body.
Food is produced using chemical compounds and energy from the sun.
Compounds are broken down to produce oxygen for the organism to breathe.
Energy for movement is released by the breakdown of carbon as atoms are rearranged.
Is the event where "some molecules are released during respiration" part of the cell respiration process?
Yes
No
Only during photosynthesis
Only during fermentation
Does the event "atoms combine to form new molecules" occur during the cell respiration process?
Yes
No
Only during digestion
Only during muscle contraction
During cell respiration, do "molecules keep their same arrangements"?
Yes
No
Only in the absence of oxygen
Only in the presence of light
Is "added energy causes atoms to break down" a part of the cell respiration process?
Yes
No
Only when new cells are formed
Only when cells are dividing
The equation CH₂O + O₂ → H₂O + CO₂ + energy represents a reaction that occurs during the decomposition of a grasshopper’s body. How does this process compare to the cell respiration process in Figure 1?
Both processes release extra oxygen into the atmosphere.
One process is the reverse of the other process.
Both processes result in the same types of molecules being produced.
One process produces larger molecules than the other process.
Does the process of photosynthesis involve the conversion of carbon dioxide into glucose?
Yes
No
Only in the presence of nitrogen
Only in the absence of light
What are atoms?
Tiny particles that make up everything around us.
The rapid vaporization of a liquid when it is heated to its boiling point.
The unique temperature at which a substance changes from a liquid to a gas at a given pressure.
The energy an object has due to its motion, as determined by its velocity and mass.
What is boiling?
Tiny particles that make up everything around us.
The rapid vaporization of a liquid when it is heated to its boiling point.
The process by which a gas turns into a liquid.
The energy an object has due to its motion, as determined by its velocity and mass.
What is a chemical change?
A process that results in the formation of new substances with different properties from the original ones.
The rapid vaporization of a liquid when it is heated to its boiling point.
The energy an object has due to its motion, as determined by its velocity and mass.
The process by which a gas turns into a liquid.
What is a chemical reaction?
A process in which one or more substances (reactants) are transformed into new substances (products) with different properties by breaking bonds, rearranging, and forming new chemical bonds.
The process by which a gas turns into a liquid.
The cooling of a liquid below its melting point.
The distinct physical form in which a substance exists, such as solid, liquid, or gas, which is determined by the arrangement and movement of its particles.
What is density?
The process by which a gas turns into a liquid.
The mass per unit volume of a substance; how tightly packed particles are within a substance.
The energy an object has due to its motion, as determined by its velocity and mass.
The amount of space occupied by a substance.
What are elements?
Pure substances made up of only one type of atom.
The energy an object has due to its motion, as determined by its velocity and mass.
The rapid vaporization of a liquid when it is heated to its boiling point.
The distinct physical form in which a substance exists, such as solid, liquid, or gas, which is determined by the arrangement and movement of its particles.
What is gas?
A state of matter characterized by particles that are far apart and move freely, filling the space available to them.
The distinct physical form in which a substance exists, such as solid, liquid, or gas, which is determined by the arrangement and movement of its particles.
The process by which a liquid turns into a gas at a temperature below its boiling point.
The process by which a substance transitions directly from a solid to a gas, or vice versa, without passing through the liquid phase.
What is matter?
Anything that has mass and takes up space.
The distinct physical form in which a substance exists, such as solid, liquid, or gas, which is determined by the arrangement and movement of its particles.
The mass per unit volume of a substance; how tightly packed particles are within a substance.
The amount of space occupied by a substance.
What are molecules?
Tiny particles that make up everything around us.
The process by which a gas turns into a liquid.
Groups of two or more atoms held together by chemical bonds, the smallest units of a compound that retain its chemical properties.
The energy an object has due to its motion, as determined by its velocity and mass.
What are products?
Substances that are formed as a result of a chemical reaction.
The rapid vaporization of a liquid when it is heated to its boiling point.
The mass per unit volume of a substance; how tightly packed particles are within a substance.
The energy an object has due to its motion, as determined by its velocity and mass.
What are properties?
Characteristics or qualities that describe matter, such as color, shape, size, and texture.
A state of matter characterized by particles that are far apart and move freely, filling the space available to them.
The process by which a liquid turns into a gas at a temperature below its boiling point.
The force exerted on a surface divided by the area over which the force is applied.
What are reactants?
Substances that participate in a chemical reaction and are transformed into products.
The rapid vaporization of a liquid when it is heated to its boiling point.
The distinct physical form in which a substance exists, such as solid, liquid, or gas, which is determined by the arrangement and movement of its particles.
The energy an object has due to its motion, as determined by its velocity and mass.
What is a solid?
A state of matter characterized by particles that are closely packed together in a regular pattern and vibrate in place.
The process by which a substance transitions directly from a solid to a gas, or vice versa, without passing through the liquid phase.
The energy an object has due to its motion, as determined by its velocity and mass.
The mass per unit volume of a substance; how tightly packed particles are within a substance.
What happens to the particles in a liquid when it is heated?
They move closer together and slow down.
They move further apart and speed up.
They remain in a fixed position.
They form a regular pattern.
Which process is responsible for the conversion of glucose into energy in cells?
Photosynthesis
Fermentation
Cellular respiration
Osmosis
