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Questions (31)
Which type of wave can carry energy through a vacuum?(1 point)
A mechanical B seismic C sound D electromagnetic
1 answer
110 views
Which type of electromagnetic energy must be used carefully in medicine so it does not damage living tissue?(1 point)
A gamma
1 answer
139 views
Wave Wavelength (meters) Frequency (hertz)
W 5 200 X 3 300 Based on the given information, which conclusion can be made? (1
1 answer
66 views
How are sound waves different from light waves?(1 point)
A Sound waves are electromagnetic waves that can travel through a medium
1 answer
105 views
How are visible light, the electromagnetic spectrum, and photoreceptors in the eye related?(1 point)
A Photoreceptors in the eye
1 answer
58 views
A room with which type of surface will most likely produce an echo?(1 point)
carpet foam glass dirt
1 answer
74 views
The formula vw=f⋅λ
describes the relationship between the speed of a wave ( vw ), and its frequency ( f ) and wavelength ( λ
2 answers
135 views
A student performs an experiment by ringing a bell in the air and in a pool and measuring the time it takes for a friend to hear
2 answers
119 views
Jamal wants to know how fast his skateboard can roll down the ramp in front of his school. So, Jamal places the back of the
1 answer
137 views
Jamal wants to know how fast his skateboard can roll down the ramp in front of his school. So, Jamal places the back of the
1 answer
121 views
Which of the following is a limitation of models?
Models usually do not have exactly the same features as the objects or events
1 answer
79 views
A scientist read about an experiment done by someone else. She does the same experiment in her lab to make sure it works. This
1 answer
154 views
The factor that is changed throughout an experiment is called the _______.(1 point)
Responses constant constant hypothesis
1 answer
97 views
Which type of rock contains minerals arranged in crystals and forms when molten rock cools and turns solid?(1 point)
Responses
1 answer
113 views
The main agents that cause metamorphic rocks to form are(1 point)
Responses melting and cooling. melting and cooling. heat and
1 answer
181 views
Rocky material from the Earth's interior can reach the surface, and be pushed and folded upward during the process of _______.
1 answer
94 views
What causes earthquakes and volcanic eruptions, and creates mountains and ocean basins?(1 point)
Responses the carbon cycle and
1 answer
96 views
Some rocks are formed by heat and pressure. What is the heat source for rock formation?(1 point)
Responses heat from forest
1 answer
102 views
Which of the following natural disasters often occurs at the boundaries between tectonic plates?(1 point)
Responses hurricane
1 answer
99 views
The Law of Superposition helps scientists to(1 point)
Responses decipher the different types of sedimentary rocks. decipher the
1 answer
131 views
Where extensive deforestation has occurred, _______ is often a result.(1 point)
Responses increased diversity increased diversity
1 answer
105 views
. Urban areas tend to be warmer than the rural areas that surround them. This is mainly caused by how the materials that humans
1 answer
104 views
A sample of nitrogen gas is at 37°C (99°F). If heat is removed from the sample, its temperature will _______, and it could
1 answer
184 views
A transfer of heat within a liquid or gas that involves warm particles moving in currents is(1 point)
Responses conduction
1 answer
87 views
Which of the following is true about light waves and sound waves?(1 point)
Responses Sound waves and light waves travel at the
1 answer
49 views
Spped of light and speed of sound per second. answer. now.
1 answer
24 views
speed of light in the air
speed of sound in the air Are they the same? Or are they not?
1 answer
30 views
White light is made up of(1 point)
Responses only the types of visible light with very long wavelengths. only the types of
1 answer
90 views
When an object such as a stone is dropped into water, it disturbs the surface of the water. Waves form at the surface of the
1 answer
77 views
A machine produces compression waves in a spring that is 120 cm long by pulsing twice every second. The back and forth movement
1 answer
119 views
Create a horror video game taking place in a castle.
1 answer
12 views
