Questions and answers by

Anonymous Nobody

Questions (31)

Create a horror video game taking place in a castle.
1. 1 answer
2. 34 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. 1 answer
2. 178 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. 1 answer
2. 107 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. 1 answer
2. 147 views
speed of light in the airspeed of sound in the air Are they the same? Or are they not?
1. 1 answer
2. 52 views
Spped of light and speed of sound per second. answer. now.
1. 1 answer
2. 49 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. 1 answer
2. 79 views
A transfer of heat within a liquid or gas that involves warm particles moving in currents is(1 point)Responses conduction
1. 1 answer
2. 120 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. 1 answer
2. 238 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. 1 answer
2. 133 views
Where extensive deforestation has occurred, _______ is often a result.(1 point)Responses increased diversity increased diversity
1. 1 answer
2. 165 views
The Law of Superposition helps scientists to(1 point)Responses decipher the different types of sedimentary rocks. decipher the
1. 1 answer
2. 181 views
Which of the following natural disasters often occurs at the boundaries between tectonic plates?(1 point)Responses hurricane
1. 1 answer
2. 142 views
Some rocks are formed by heat and pressure. What is the heat source for rock formation?(1 point)Responses heat from forest
1. 1 answer
2. 145 views
What causes earthquakes and volcanic eruptions, and creates mountains and ocean basins?(1 point)Responses the carbon cycle and
1. 1 answer
2. 157 views
Rocky material from the Earth's interior can reach the surface, and be pushed and folded upward during the process of _______.
1. 1 answer
2. 126 views
The main agents that cause metamorphic rocks to form are(1 point)Responses melting and cooling. melting and cooling. heat and
1. 1 answer
2. 274 views
Which type of rock contains minerals arranged in crystals and forms when molten rock cools and turns solid?(1 point)Responses
1. 1 answer
2. 185 views
The factor that is changed throughout an experiment is called the _______.(1 point)Responses constant constant hypothesis
1. 1 answer
2. 139 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. 1 answer
2. 201 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. 1 answer
2. 114 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. 1 answer
2. 155 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. 1 answer
2. 181 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
1. 2 answers
2. 190 views
The formula vw=f⋅λdescribes the relationship between the speed of a wave ( vw ), and its frequency ( f ) and wavelength ( λ
1. 2 answers
2. 195 views
A room with which type of surface will most likely produce an echo?(1 point)carpet foam glass dirt
1. 1 answer
2. 109 views
How are visible light, the electromagnetic spectrum, and photoreceptors in the eye related?(1 point)A Photoreceptors in the eye
1. 1 answer
2. 85 views
How are sound waves different from light waves?(1 point)A Sound waves are electromagnetic waves that can travel through a medium
1. 1 answer
2. 154 views
Wave Wavelength (meters) Frequency (hertz)W 5 200 X 3 300 Based on the given information, which conclusion can be made? (1
1. 1 answer
2. 100 views
Which type of electromagnetic energy must be used carefully in medicine so it does not damage living tissue?(1 point)A gamma
1. 1 answer
2. 193 views
Which type of wave can carry energy through a vacuum?(1 point)A mechanical B seismic C sound D electromagnetic
1. 1 answer
2. 171 views

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