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yanna
Questions (13)
suppose you need to remove a nail from a board by using a claw hammer. what is the input distance for a claw hammer if the
1 answer
1,038 views
An unknown object is placed on a balance, which then reads 6.118 g. Its volume is measured to be 3.04 cm3. Find the density of
1 answer
825 views
A crate has a mass of 20 kg. What applied force is required to produce an acceleration of 3 m/s2 if the frictional force is
1 answer
896 views
If a 64 kg sprinter can accelerate from a standing start to a speed of 10 m/s in 3 s, what average power is generated?
2 answers
942 views
How much work does a 64 kg person do against gravity in walking up a trail that gains 760 m in elevation?
2 answers
1,145 views
A toy car has a kinetic energy of 12 J. What is its kinetic energy after a frictional force of 0.5 N has acted on it for 6 m?
1 answer
1,496 views
If a 0.4 kg ball is dropped from a height of 7 m, what is its kinetic energy when it hits the ground?
1 answer
617 views
A 1200 kg frictionless roller coaster starts from rest at a height of 23 m. What is its kinetic energy when it goes over a hill
1 answer
841 views
Two children with masses of 24 and 31 kg are sitting on a balanced seesaw. If the lighter child is sitting 3 m from the center,
3 answers
2,244 views
A variable-speed drill, initially turning at 250 rpm, speeds up to 1300 rpm in a time interval of 0.1 s. What is its average
1 answer
578 views
Which of the following is not true of a scientific theory?
A. being able to make personal decisions about science related issues.
4 answers
4,325 views
instructing a box and wister plot for the data set below, at which values would u draw the left and right sides of the box?
A.
1 answer
670 views
find the mean of the data set: 9 4 7 3 10 9
35 answers
11,071 views
Answers (7)
ms.sue can u help
which is not benefit
i think it left at 3, right at 7
thnx ms.sue'
one of your good friends regular eats a large plate of french fries with lunch. you encourage your friend to eat salad loaded with colorful vegetables instead. which health skill are you using?
what is it
5\9 divd 1\3
