Cesar and Jill went to a field to play soccer. As the ball downward toward Jill, Jill used her foot to kick the ball and keep it in play. Cesar realized he could apply scientific principles to a soccer game. Which of the following best describes the scientific principle that Cesar observes as Jill kicks the ball?
A. An unbalanced force has no effect on the ball.
B. Gravity on the ball is equal to the force of friction.
C. A net force of zero changes the direction of the ball.
D. Unbalanced forces change the ball’s speed and the direction of motion.
Answers: 1
Physics, 22.06.2019 16:40
The astronauts on the space shuttle flights experienced an acceleration of 29 m/s2 (about 3 "g's") during lift-off. what upward force must the astronaut's seat apply to the astronaut in order to cause this acceleration? assume the astronaut's mass is 70 kg, and compute this force when the acceleration is near the earth's surface so their weight equals latex: mg m g .
Answers: 3
Physics, 22.06.2019 19:00
The law of reflection states that the angle of reflection is equal to the angle of
Answers: 1
Cesar and Jill went to a field to play soccer. As the ball downward toward Jill, Jill used her foot...
Mathematics, 18.10.2021 21:10
Mathematics, 18.10.2021 21:10
Mathematics, 18.10.2021 21:10
SAT, 18.10.2021 21:10
Computers and Technology, 18.10.2021 21:10
History, 18.10.2021 21:10
Mathematics, 18.10.2021 21:10
Mathematics, 18.10.2021 21:10