Science Topic Questions

We found 800 questions associated with the 'Science' topic. Displaying results 591 - 600.

Giselledc...

Science Question?

During a race, a runner runs at a speed of 6 m/s. 2 seconds later, she is running at a speed of 10 m/s. What is the runner’s acceleration? Show ...

Posted 3+ months ago | 1 answers | | Open

Related topics: speed, running, race, science, runner, question

Giselledc...

Science Question?

How does the strength of an electromagnet depend on the current and the number of turns in the coil?

Posted 3+ months ago | 1 answers | | Open

Related topics: number, science, coil, strength, current, turn, question, numbers

Giselledc...

Science Question?

Which waves have wavelengths longer than those of visible light? Give an example of how each kind of wave is used.

Posted 3+ months ago | 1 answers | | Open

Related topics: light, wave, science, example, question

Giselledc...

Science Question?

How much energy does a 50-watt light bulb use compared to a 100-watt light bulb if both are shining for the same length of time? Explain your answer. ...

Posted 3+ months ago | 1 answers | | Open

Related topics: light, bulb, energy, shining, science, question, answer, time, length

Giselledc...

Science Question?

Which statement is false? Rewrite it so that it is true. a. Fission and fusion are two processes that release very little amounts of energy. b. ...

Posted 3+ months ago | 1 answers | | Open

Related topics: little, energy, false, science, fusion, question, release, statement

Giselledc...

Science Question?

Which statement matches the scientists to their research on atomic theory? a. Rutherford used gold foil; Thomson discovered electrons b. Thomson ...

Posted 3+ months ago | 1 answers | | Open

Related topics: gold, science, atomic, theory, foil, research, question, scientist, electron, statement

Giselledc...

Science Question?

If measurements of a gas are 50L and 300 kilopascals and then the gas is measured a second time and found to be 75L, describe what had to happen to ...

Posted 3+ months ago | 1 answers | | Open

Related topics: measurement, found, gas, science, question, time

Giselledc...

Science Question?

If an ice cube melts at 0oC but water also freezes at 0oC, what is the difference between melting and freezing in terms of (a) the energy involved in ...

Posted 3+ months ago | 1 answers | | Open

Related topics: water, ice, energy, freezing, melting, science, freeze, cube, melt, question

Giselledc...

Science Question?

Both slicing a tomato and a chemical change such as burning toast cannot be reversed. However, why is slicing a tomato still considered only a ...

Posted 3+ months ago | 1 answers | | Open

Related topics: tomato, chemical, burning, science, toast, physics, question

Giselledc...

Science Question?

Explain why a chlorinated swimming pool water would be a homogenous mixture?

Posted 3+ months ago | 1 answers | | Open

Related topics: water, pool, swimming, science, question

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