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Checkpoint Science 0893 All Physics and Earth and Space Topics Flashcards | StudBud
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Checkpoint Science 0893 All Physics and Earth and Space Topics
Checkpoint Science 0893 All Physics and Earth and Space Topics
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This is based on units 3, 6 and 9 of the Cambridge Checkpoint Science coursebook.
Flashcards
63 cards
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Practice quiz
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Questions
63
Answers
1
Which of the following is the best definition of heat?
a measure of how hot something is
a measure of the thermal energy contained contained in an object
2
The temperature of a bucket full of hot water can be equal to that of a cup full of hot water.
False
True
3
Which one is a parallel circuit?
the one on the left
the one on the right
4
All lamps are identical. What is X?
3
6
12
4
5
When Theia collided with the Earth, what occured?
It split in two and one part became the moon.
The solar system was formed
It broke up and headed towards the Sun.
A disk of debris formed.
6
Name the object that scientists theorise was the precursor of the moon?
Theia
Thor
Thanos
Thora
7
What happens to current when you add a resistor?
it increases
it decreases
it stays the same
8
Two identical waveforms will interact to cancel each other.
False
True
9
Heat does not depend on the number of particles, mass or kinetic energy of the particles.
False
True
10
mass = density x volume
False
True
11
Which figure shows the highest frequency sound?
3
4
5
2
12
What is heat dissipation?
the increase in thermal energy as an object warms up
the loss of thermal energy to the surroundings
the disappearance of thermal energy
the addition of thermal energy to the system
13
Dogs are able to hear all the sounds that a human can.
True
False
14
As evaporation occurs, what happens to the temperature of the liquid?
it decreases
it stays the same
it increases
15
Which of the following is the best definition of temperature?
the measure of the intensity of heat
the amount of energy in a body
16
During evaporation, which particles evaporate?
the highest energy particles
the lowest energy particles
the medium energy particles
17
Which is the switch?
H
B
A
K
18
Which figure shows the quietest sound?
2
4
3
5
19
density = mass / volume
True
False
20
What is the best definition of nebula?
A large cloud of dust and gas produced by a dying star.
A large cloud of dust and gas spread out over a large volume of space.
A large cloud of dust and gas spread out over a small volume of space.
A stellar nursery.
21
The heat energy of a bucket full of hot water is more than that of a cup full of hot water.
False
True
22
What does this diagram show?
convection
radiation
conduction
23
The mass of a 1cm
3
diamond is 3.5g. The mass of a 1cm
3
piece of iron is 7.8g. Which is denser?
The iron
The diamond
They are the same
24
Which is the variable resistor?
C
G
H
J
25
volume = mass / density
False
True
26
Which animal in the chart has the greatest range of hearing?
beluga whales
birds
mice
bats
27
Which of these is evidence that contradicts the collision theory?
The composition of rocks on the Earth and the Moon are the same.
The moon is less dense than the Earth.
The surface of the Earth does not appear to ever have been molten.
The moon has a small iron core.
28
What does this diagram show?
convection
radiation
conduction
29
Temperature does not depend on the number of particles, mass or kinetic energy of the particles.
True
False
30
Which of these is evidence that supports the collision theory?
The composition of rocks on the Earth and the Moon are the same.
Venus has no moon.
Outside the solar system similar collisions caused rings or rock and dust.
The surface of the Earth does not appear to ever have been molten.
31
In which part of the Earth do convection currents occur?
the inner core
the crust
the outer core
the mantle
32
Energy cannot be created or destroyed. It can only be ______ from one form to another.
trafficked
transformed
transpired
transposed
33
Which is the lamp?
A
C
B
I
34
Which are the correct units?
voltage (volts), current (amps), resistance (ohms)
voltage (volts), current (ohms), resistance (amps)
35
What is formed in a stellar nursery?
babies
new solar systems
galaxies
stars
36
Which sound has the lowest pitch?
5
2
4
3
37
Which of the following is a thermal insulator?
wood
iron
copper
plastic
38
resistance = current / voltage
True
False
39
What is amplitude?
distance from the zero crossing point either the peak or the trough
distance from the trough to the peak
40
What is X?
4.5
9
41
Which is the voltmeter?
E
F
D
K
42
Which figure shows the loudest sound?
2
4
5
3
43
Select the correct statement.
Current is measured in parallel.
In a parallel circuit, current is shared between the components.
In a parallel circuit, current is the same at all points in the circuit.
Voltage is measured in series.
44
Which is the most dense substance in this beaker?
olive oil
honey
water
ethyl alcohol
45
What is X?
6
3
4
2
46
What causes the movement of tectonic plates?
magnetic poles
convection currents
earthquakes
conduction currents
47
Which colour substance would absorb the most heat?
white
black
silver
blue
48
resistance = current / voltage
False
True
49
Which of the following are both evidence for the existence of tectonic plates?
alignment of magnetic materials in the Earth's crust, deforestation
location of volcanoes and earthquakes, fossil record
sea level changes, location of volcanoes and earthquakes
fossil record, distribution of present day birds
50
Which is the battery?
K
L
A
B
51
What is Hz?
Frequency, it is a measure of vibrations per minute.
Frequency, it is a measure of vibrations per second.
Heart rate, measured in beats per minute
52
In a series circuit, what happens to voltage as you add more cells?
it decreases
it increases
it stays the same
53
In a series curcuit, what happens to current as you add more cells?
it increases
it stays the same
it decreases
54
Airpods Pro use active noice-cancelling technology that results in waves with identical amplitude that are out of phase.
True
False
55
On a hot day, heat energy moves from the surroundings into an ice cream.
False
True
56
Evaporation raises the average energy of the particles that remain in a liquid.
False
True
57
Voltage = current x resistance
False
True
58
What is the mass of this block?
200g
120cm3
59
What does this diagram show?
radiation
convection
conduction
60
When happens to a substance as it heats up?
it contracts and becomes more dense
it contracts and becomes less dense
it expands and becomes less dense
61
What is the volume of this block?
200g
120cm3
62
What is the density of this block?
1.67g/cm3
0.6g/cm3
1.67cm3/g
63
Gases are more dense than liquids
False
True
