Cuanto sabemos de física

Why do the two launches in the image have different trajectories even though they have the same angle and velocity?

• The blue projectile is lighter than the red one

• The red projectile is lighter than the blue one

• The blue projectile was launched in heavy air resistance

• The red projectile was launched in heavy air resistance

Which of the following is an example of Newton's third law?

• When a car brakes and the passengers continue moving in the same direction as the car was going

• When a motor revs up to accelerate a vehicle

• When two bodies collide

• When a box is lifted off the ground

An electron in movement will change its ________ when its under the action of a magnetic flied

What represents the inertia of a body?

• Force

• Mass

• Weight

• Friction

Draw the acceleration vector for points A, B and C

Una onda es la propagación de

Which one of the following scientists was famous for describe the relationship between electric current, resistance and voltage in a circuit

• 
• 
• 
• 

Draw the free body diagram of each mass

When an electron travels with constant velocity as shown in the figure, using the right-hand rule, it can be stated that the force will point

• Out of the screen

• To the left

• Upwards

• Downwards

If you heat a material the ______ ______ will control the change of temperature while the ______ will control how fast the material will exchange heat with other material or the environment