Jenny has two kids: An 8-year-old boy who weighs 60 pounds and a 12-year-old girl who weighs 90 pounds. She is pushing
both of them on separate swings.
In order for them to be swinging at the same velocity, which
child's swing should she push with greater force? Why?

Sarah wants to know where in her garden chamomile would grow the best. she thinks chamomile will grow best in the corner of the garden that gets the most sunlight. to test her hypothesis, she decides to plant several groups of chamomile in her garden as an experiment. which of the following variables will sarah need to measure to know which group of plants grew best? a. the location of the plants b. the type of plants c. the height of the plants d. the amount of water she gives the plants

In the experiment you asked to react hydrochloric acid and with sodium hydroxide. when measuring the volume of the reactants, which instrument would give the greatest precision.

Which of the following will cause an increase in the acceleration of an object? increase force decrease force increase mass decrease mass