Test por Cameron Jeffries, creado hace más de 1 año

To learn terms

8

0

0

	Creado por Cameron Jeffries hace más de 2 años

Cerrar

Exam - Term 1 - Study Quiz

Por favor espera - en proceso…

Pregunta 1 de 14

1

What is the independent Variable?

Selecciona una de las siguientes respuestas posibles:

The variable that is changed by the scientist.
The things that the scientist focuses their observations on to see how they respond to the change made.
Quantities that a scientists wants to remain constant

Explicación

Pregunta 2 de 14

1

What is the dependant variable?

Selecciona una de las siguientes respuestas posibles:

Quantities that a scientists wants to remain constant
The variable that is changed by the scientist
The things that the scientist focuses their observations on to see how they respond to the change made

Explicación

Pregunta 3 de 14

1

What are the control variables?

Selecciona una de las siguientes respuestas posibles:

The things that the scientist focuses their observations on to see how they respond to the change made.
Quantities that a scientists wants to remain constant
The variable that is changed by the scientist.

Explicación

Pregunta 4 de 14

1

A hypothesis is a ❌ that can be tested experimentally. It should state what effect you think changing the ❌ will have on the ❌. Must be written in ❌ person.

Arrastra y suelta para completar el texto.

prediction

independent variable

dependant variable

third

persuasion

first

fourth

Explicación

Pregunta 5 de 14

1

Haz click en los puntos naranjas y selecciona una respuesta correcta para cada uno de ellos

Label the example experiment with the correct terms.

Explicación

Pregunta 6 de 14

1

Label the following as, reliability, accuracy and validity.

Arrastra la opción correcta a cada uno de los puntos naranjas

Validity

Reliability

Accuracy

Explicación

Pregunta 7 de 14

1

A method is valid if... (chose multiple)

Selecciona una o más de las siguientes respuestas posibles:

Variables are controlled.
Appropriate measuring procedures are included.
It investigates what you think it will investigate.
Asses the overall validity of the experiment.
There are up to 11 steps

Explicación

Pregunta 8 de 14

1

Discussions about validity must... (chose multiple)

Selecciona una o más de las siguientes respuestas posibles:

Identify what validity is.
Identify the factors that affect the validity of the particular experiment you're considering (the variables that must be controlled, appropriate equipment, range of values, etc).
Asses the overall validity of the experiment.
Give examples of random errors that may have crept into the experiment you're considering.
Be written in comic sans.

Explicación

Pregunta 9 de 14

1

Which of the three targets are reliable?

Selecciona una o más de las siguientes respuestas posibles:

1.
2.
3.

Explicación

Pregunta 10 de 14

1

True or False? Reliability can be improved through repetition.

Selecciona uno de los siguientes:

VERDADERO
FALSO

Explicación

Pregunta 11 de 14

1

Discussions about reliability must... (chose multiple)

Selecciona una o más de las siguientes respuestas posibles:

Identify what reliability is.
Identify that reliability is assessed by repeating the experiment and looking for consistent results.
Asses the overall reliability of the experiment.
Contain no italics.
Asses the overall validity of the experiment.

Explicación

Pregunta 12 de 14

1

Results are accurate if... (chose multiple)

Selecciona una o más de las siguientes respuestas posibles:

They're close to the true value of the quaintly being measured.
They can be sustained in secondary sources.
The design of the experiment is valid and the sensitivity of the equipment used is appropriate.
Are written up in a neat looking table.
They're far from to the true value of the quaintly being measured.

Explicación

Pregunta 13 de 14

1

Discussion of accuracy should... (chose multiple)

Selecciona una o más de las siguientes respuestas posibles:

Identify that repetition minimises the effect of random errors/outliers and/or allows them to be removed or disregarded.
Give examples of possible random errors that may have crept into the experiment you're considering/
Asses the accuracy of the results.
Be written in less than 50 words
Identify that repetition increases the effect of random errors/outliers and/or allows them to be removed or disregarded.

Explicación

Pregunta 14 de 14

1

Which of the three targets are valid?

Selecciona una o más de las siguientes respuestas posibles:

1.
2.
3.

Explicación