606 Answered Questions for the topic physical science

science question : A soccer ball is kicked at an angle of 40 from the ground at a speed of 30 m/s.

Describe which motion (horizontal of vertical) of the ball is constant and which is accelerated. What are the vertical and horizontal components of the ball's initial velocity?  For what length of... more

A soccer ball is kicked at an angle of 40 degrees from the ground at a speed of 30 m/s.

Describe which motion (horizontal of vertical) of the ball is constant and which is accelerated. What are the vertical and horizontal components of the ball's initial velocity?  For what length of... more

A soccer ball is kicked at an angle of 40o from the ground at a speed of 30 m/s.

A soccer ball is kicked at an angle of 40o from the ground at a speed of 30 m/s.Describe which motion (horizontal of vertical) of the ball is constant and which is accelerated. What are the... more

AP Chemistry Question

Which of the following ions has the same number of electrons as Br -. A. Ca2+B. K+C. Sr2+D I-E Cl-

Periodic Table Group

Which element is not part of any periodic table groupHeHTcSn

Find the acceleration of the deer during collision.

A 1200kg car collides with a 160kg deer. The collision results in an acceleration ("deceleration") of 2.5m/(sec)^2 for the car. Find the acceleration of the deer during the collision. Find the... more

Calculating mass using Newton’s

On Earth, a football player weight 100 Newton’s. Calculate his mass.

what is the net force of a 15.0-N force and a 28.0-N force act in the same direction

what is the net force of a 15.0-N force and a 28.0-N force acting on an object if these force act in the same direction

09/12/19

Graph y=2 line. Find value of y when x=5.

09/11/19

Figure out Spring potential Energy and ramp potential energy

For an assignment I'm working on, I need to explain why the spring potential energy and maximum ramp potential are the same for a particular data run. For my first run, both spring PE and Max Ramp... more

09/03/19

Conversions of Gases

Convert 765 mmHg to atm, Pa, and kPa.

09/01/19

Train Physics Question

A train leaves Westlington heading west at 50 miles/ hour. Another train leaves Eastington heading east at 40 miles/ hour. The trains are on two seperate tracks. What time will will they pass each... more
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