WorksheetsHomework Review CA4CP2
Total questions: 30
Worksheet time: 31mins
Based on Maxwell's starting points
•Magnetic fields are generated :
by moving charges or currents
by still charges
by chemical reactions
by summer and hot weather
The four fundamental forces of nature are:
Electromagnetism, Gravity, Strong Nuclear, Weak Nuclear
Gravity, Strong Nuclear, Weak Nuclear, Medium Nuclear
Normal Force, Force due to gravity, Magnetism, Nuclear
Nuclear, Electricity, Gravity, Atomic
special theory of relativity was put forward by
Albert Einstein
Isaac Newton
Henrich Hertz
Rutherford
Which is the value of the constant in Coulomb's equation?
k = 9·10-9
k = 9.8
k = 6.67·10-11
k = 9 ·109
A repulsive force exists between which two particles?
Two neutrons
An electron and a neutron
An electron and a proton
Two protons
A material through which electrons do NOT flow easily is a(n) ______.
insulator
conductor
fuse
circuit breaker
Mr. Robinson and his class are conducting an experiment. The class needs to choose a good insulator. Which of the following could be used as an insulator?
plastic plate
silver spoon
copper wire
gold necklace
What is the current produced by a 9-volt battery flowing through a resistance of 0.2 ohms?
1.8 amps
45 amps
0.022 amps
8.8 amps
Silver has a resistance of 0.0198 ohms. What voltage would produce a current of 100 amps?
1.98 V
0.000198 V
5050 V
100.0198 V
Solve for the total resistance of the circuit shown
50 V
1970 ohms
705 K ohms
20 Amps
This circuit has only one path for current to flow
series
parallel
combination
split
__________ remains the same in a series circuit.
Resistance
Voltage
Current
Power
When unequal resistors are connected in parallel in a circuit,
the same current always runs through each resistor.
the potential drop is always the same across each resistor.
the largest resistance has the largest current through it.
the power generated in each resistor is the same.
A ____ is a discrete, quantized bundle of energy
Photoelectric effect
Photon
Quantized
Proton
Wave -particle duality is supported by...
electrons behaving as particles with ordinary matter
electrons behaving as waves when travelling through space
the photo electric effect
all of the above
The unknown emissions spectra belongs to the element
Hydrogen
Mercury
Neon
Helium
Each element on the periodic table can be identified by its
classification as a solid, liquid or gas.
location on the table.
ability to react to form compounds.
unique spectral "fingerprint."
Which elements are in the mixture?
A only
D only
Z only
A and D
D and Z
What does the mass equivalence equation tell us? E=mc2
A large amount of energy can be converted from a small amount of mass
Gravity bends both time and space
Gravitational waves are emitted from black holes
Atomic nuclei emit gamma rays, beta particles, and alpha particles
The first law of thermodynamics is a restatement of the
Zeroth law of thermodynamics
law of heat addition
principle of entropy
conservation of energy
Einstein is contemplating the equation for the principle that
mass always travels at the speed of light in a vacuum
the energy of a photon is proportional to its frequency
the fundamental source of all energy is the conversion of mass into energy
energy is emitted or absorbed in discrete packets called photons
