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4th Grade Physical Science Flashcards | StudBud
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4th Grade Physical Science
4th Grade Physical Science
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A #science quiz about earth science topics #kprep #review #kentucky #ngss
Flashcards
35 cards
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Questions
35
Answers
1
What does chemical energy mean?
Something that includes computers
Stored energy like in food
Something is alive
Something is dangerous
2
Friction is...
a change in position
a change in speed
a force that works against motion
a force that pulls objects towards each other
3
Which of these are both potential energy?
chemical and nuclear
heat and sound
light and sound
heat and elastic
4
Gravity is a
matter
pull
force
mass
5
Which is an example of kinetic energy?
a train rolling down a track
a rock at the top of a cliff
a charged battery
an apple
6
A ______ is a repeated sound
volume
echo
vibration
pitch
7
What happens if 2 people with different weights/masses push against each other?
one will have more force and they move
they will balance
the heavier person will be balanced and not the other person
the lighter person is balanced but not the other person
8
If two forces push something and it doesn't move, you have...
gravity
balanced forces
friction
unbalanced forces
9
What can be measured by their amplitude and frequency?
waves
energy
kinetic
forces
10
Which of these use nuclear energy?
sun
wind turbines
hydroelectric power plant
nuclear power plant
11
How much energy is in a wave
magnetism
frequency
electrical
amplitude
12
The higher up on a ramp you start, the ____ you will go
shorter
faster
farther
slower
13
These kinds of forces cancel each other out
uneven
still
moving
balanced
14
How often a wave occurs
thermal
amplitude
magnetism
frequency
15
A force is a ___
pull
gravity
wave
push
16
Which of these kinds of energy can be transformed into heat, light, sound, and motion?
chemical
elastic
mechanical
electrical
17
All energy on earth comes from this form on the sun
radiant
chemical
nuclear
elastic
18
Which of these forces will stop a moving object?
gravity
pull
push
friction
19
Which of these can increase thermal energy?
a tsunami
a tree
a fire
a fruit
20
Which forces will stop a moving skateboard?
friction
balanced forces
newtons
gravity
21
In a _____ circuit, electricity flows in one direction in a single path
current
parallel
discharge
series
22
What does radiant mean?
wind
chemicals
heat
light
23
Which type of circuit has separate pathways to connect the load to the power source
circuit breaker
parallel circuit
short circuit
series circuit
24
A grape stores this type of energy
motion
nuclear
chemical
gravity
25
Which of these is potential energy?
motion
light
elastic
heat
26
A sound wave with a high amplitude produces which kind of sound?
high
low
loud
fast
27
When you burn wood, you are converting _____ energy into thermal energy
nuclear
chemical
elastic
kinetic
28
The center of an atom is called
proton
neutron
electron
nucleus
29
When you turn on a light switch, what happens to the circuit?
It closes
It opens
It parallels
It transforms
30
What will happen to these magnets?
jump into the air
spin around
attract
repel
31
Sound waves are generated from
gravity
vibrations
friction
intertia
32
Thermal energy means
nuclear
sound
heat
light
33
This force causes objects to fall towards Earth
velocity
inertia
friction
gravity
34
Magnets are attracted to metal that contain
aluminum
titanium
copper
iron
35
What kinds of energy does a TV give off?
sound
heat
nuclear
light
