Aresearcher predicted that talking to plants enhances their growth. she gave 24 plants the same amount of water and sunlight. she talked to 12 of the 24 plants daily for 6 weeks and then measured their growth. in this experiment, which of the following is the dependent variable?

Growth of the plants

Explanation:

In an experiment a logical set of attributes of an object is changed and the logical set of attributes which is affected by the other attribute change is noted. The set of attributes which are logical are called variables.

There are two types of variables are

The independent variable is the input. The output is observed with respect to the input.

Dependent variables are the output which is the result of the change in the independent variables

Here, the researcher wants to know how talking to plants affects their growth. The input is talking to plants and the output is the growth of the plants.

Hence, the independent variable is the growth of the plants.

what is the speed of a softball that travels 20m in 2secs

speed = 20/2 = 10 m/s