WorksheetsPhysical Science Baseline 24-25
Total questions: 60
Worksheet time: 30mins
What is the SI unit for force?
Watt
Newton
Joule
Pascal
Which of the following is an example of a chemical change?
Ice melting
Sugar dissolving in water
Rusting of iron
Cutting paper into pieces
What is the process by which a liquid changes into a gas at the surface?
Condensation
Evaporation
Sublimation
Freezing
Which of the following is NOT a type of chemical bond?
Ionic Bond
Covalent Bond
Metallic Bond
Gravitational Bond
What is the term for the amount of matter in an object?
Volume
Density
Mass
Weight
Which of the following is an example of a vector quantity?
Temperature
Time
Velocity
Mass
What is the pH of a neutral solution?
0
7
14
1
Which of the following is NOT a state of matter?
Solid
Liquid
Gas
Energy
What is the process of changing a solid directly to a gas called?
Freezing
Condensation
Deposition
Sublimation
Which of the following is a unit of electrical resistance?
Ampere
Volt
Ohm
Watt
What is the smallest unit of an element that retains its properties?
Atom
Molecule
Compound
Proton
Which of the following is NOT a type of simple machine?
Lever
Pulley
Magnet
Inclined Plane
What is the term for the ability to do work?
Force
Energy
Power
Momentum
Which of the following best describes the motion of particles in a gas?
Slow and organized
Fast and random
Stationary and vibrating
Slow and circular
What is the process of separating a mixture based on the size of particles called?
Distillation
Chromatography
Filtration
Evaporation
Which of the following is NOT a form of energy?
Kinetic energy
Potential energy
Thermal energy
Mass energy
What is the SI unit for electric current?
Volt
Watt
Ampere
Ohm
Which of the following best describes an exothermic reaction?
A reaction that absorbs heat from the surroundings
A reaction that releases heat to the surroundings
A reaction that neither absorbs nor releases heat
A reaction that only occurs at high temperatures
What is the term for the resistance of an object to a change in its motion?
Friction
Inertia
Gravity
Acceleration
Which of the following is NOT a factor that affects the rate of a chemical reaction?
Temperature
Concentration of reactants
Presence of a catalyst
Color of the reactants
Which of the following is an example of a chemical change?
Ice melting
Wood burning
Sugar dissolving in water
Paper being cut
What is the term for the change of a substance from a liquid to a gas at its boiling point?
Condensation
Sublimation
Vaporization
Fusion
Which of these is NOT a type of simple machine?
Lever
Pulley
Magnet
Inclined plane
What is the primary difference between mass and weight?
Mass is measured in kilograms, weight in newtons
Mass varies with location, weight is constant
Mass is a force, weight is a measure of matter
Mass is constant, weight varies with gravity
Which state of matter has a definite volume but no definite shape?
Solid
Liquid
Gas
Plasma
What is the process by which heat is transferred through direct contact?
Conduction
Convection
Radiation
Insulation
Which of the following is an example of potential energy?
A car moving on a highway
A book sitting on a high shelf
A fan blowing air
A person running
What is the term for the resistance of an object to a change in its motion?
Friction
Gravity
Inertia
Momentum
Which of these is NOT a form of energy?
Thermal
Kinetic
Matter
Chemical
What is the SI unit for electric current?
Volt
Watt
Ampere
Ohm
Which of the following best describes an atom?
The largest unit of an element
A molecule of any substance
The smallest unit of an element that retains its properties
A particle with no electrons
What is the process of changing from a gas directly to a solid called?
Freezing
Condensation
Deposition
Sublimation
Which of these is an example of a physical change?
Rusting of iron
Burning of paper
Baking a cake
Crushing a can
What is the term for the amount of matter in an object?
Density
Volume
Weight
Mass
Which of the following is TRUE about acids?
They have a pH greater than 7
They turn litmus paper blue
They have a sour taste
They feel slippery
What is the primary function of a circuit breaker in an electrical system?
To increase voltage
To store electricity
To prevent overloading
To generate electricity
Which of these is NOT a method of heat transfer?
Conduction
Convection
Radiation
Evaporation
What is the SI unit for pressure?
Newton
Pascal
Joule
Watt
Which of the following best describes a compound?
A mixture of two or more elements
A pure substance made of only one type of atom
A substance made of two or more elements chemically combined
A heterogeneous mixture of substances
Which of the following is an example of a physical change?
Rusting of iron
Freezing of water
Burning of paper
Digestion of food
What is defined as some external effort (push or pull) that causes an object to change?
Collisions
Force
Mass
Effort
Students are conducting an investigation to determine the amount of force needed to move a 10 kg mass. Their teacher instructed them to conduct the investigation 3 times and record their data with each trial. Why would the teacher want the students to do the investigation more than one time?
To help them understand their results
To increase the reliability of their results
So they could practice their procedure
Class time was too long to only do the investigation once
Ezra, Amelia, and Tripp are at a science fair. Ezra sets up an experiment to see how the weight of a soccer ball affects the distance it rolls off a slide. Amelia and Tripp are curious to know which variable is dependent in this experiment. Can you help them identify it?
Height of the slide
Distance traveled by the soccer ball
Weight of the soccer ball
Size of the soccer ball
When you try to slide a heavy box across the floor, what force are you overcoming?
Force that attracts the box and the floor towards each other
Force that opposes the sliding motion between the box and the floor.
Force that causes the box to move in a circular path
Force that acts on the box while it is not moving
Which are examples of chemical change? Select THREE answers.
An egg is cooked.
Sugar dissolves in water.
A silver quarter tarnishes.
Water in a pan boils away.
Leaves in a compost pile rot.
Which statement best describes the relationship between atoms & molecules.
Molecules are made of atoms that are chemically bonded together.
Atoms are made of molecules that are chemically bonded together.
Molecules are made of a mixture of atoms and compounds.
Atoms are made of protons, neutrons & electrons.
Electric current
Voltage difference
Ampere
Resistance
Which type of bond is formed by the sharing of electrons?
Ionic Bonds
Metallic Bonds
Covalent Bonds
Hydrogen Bonds
What is specific heat?
Process by which heat is transferred by movement of a heated fluid such as air or water
The stored energy within an object that exists as a result of the object's position, state, or arrangement
Transfer of energy (heat) arising from temperature differences between adjacent parts of a body
The amount of energy required to raise 1 kg of a substance by 1 k or 1 c
What is the freezing temp for Kelvin?
200
273.15
273
105
Which of these elements on the periodic table is a metal?
Helium
Potassium
Carbon
Hydrogen
Vertical columns in the periodic table are _________ of elements with similar properties.
Groups
Periods
Columns
Rows
Groups
Periods
Rows
Columns
Atomic number
Atomic mass
Atomic explosion
What is thermal pollution?
Heat released to the air & water, causing changes
Heat used to warm up a cold area.
A product of radiant light energy
Pollution caused by broken thermometers
This rule describes the fact that an electrical charge cannot be created or destroyed.
Law of Conservation of charge
Ampere's Law
Volt's Law
Watt's Law
Ohm's Law
This is the when a material slows down the flow of electricity and converts some of the electrical energy into heat (units is Ohms).
Current
Voltage
Resistance
Electrical Power
Reactants
Substances that undergo a chemical change
New substances formed as a result of chemical change
A chemical bond formed between oppositely charged ions
A chemical bond formed between oppositely charged ions
