Unit 4&5 Comp Quiz

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A student swings a yo-yo above her head in a uniform circular motion with the mass rotating 1.4m away from her body, the center of rotation. Select the overhead drawing that illustrates the centripetal acceleration.

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A student swings a yo-yo above her head in a uniform circular motion with the mass rotating 1.4m away from her body, the center of rotation. What affect does tripling the length of the yo-yo string used in uniform circular motion have on centripetal acceleration if all other factors are held constant?

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What is the horizontal component of a baseball moving at 50 m/s at 20⁰ above the horizontal. Do not include the unit.

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What is the vertical component of a baseball moving at 50 m/s at 20⁰ above the horizontal. Do not include the unit.

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A dart is fired from two nerf dart guns at the same time. Gun A is pointed horizontal. Gun B is 35 degrees above the horizontal. What occurs?

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What is the tangential velocity of a 0.081 kg tetherball that rotates in a circle with a radius of 0.58 m above the top of the pole accelerating at 31.6m/s2? Do not worry about the units.

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What is the gravitational force on a 2.00kg rock on the surface of Mars if Mars has a mass of 5.683 x 1026 kg and a radius of 5.82 x 106 m? Don't worry about the unit.

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What mistake did Cavendish make when calculating the Universal Gravitational Constant?

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How did Galileo correct Aristotle who thought that heavier objects have a greater acceleration?

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What did Newton discover about gravity?

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How is the gravitational force of a planet affected when a space ship gets closer to the planet?

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What is the magnitude and direction of the centripetal force of a naughty teen that is driving donuts in a parking lot in a 770kg car in a radius of 12m at 8m/s?

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A water balloon is thrown directly down at an innocent bystander below. The soon-to-be-punished fraternity student hurled the balloon at 21m/s, and it accelerated due to gravity for 1.4 seconds. How fast was the balloon traveling before it hit the innocent bystander? Ignore units.

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A bird flies with a velocity of 20m/sec at an angle of 30 degrees. Select the correct evaluation.

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A kite is blown with a velocity of 35m/sec at an angle of 20 degrees. Find the components.

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A marble is launched by dropping it through a marble launcher. The marble took 0.37s to land 0.64m from where it was launched. Find the horizontal velocity of the marble as it launches.

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As a projectile travels through the air its horizontal velocity will be...

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What can be correctly state about a cow’s vertical acceleration when launched over a barn?

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A bullet is fired above the horizontal forward. If the bullet is travelling at 200 m/s and it takes .3s to reach the target, neglecting air resistance. Which of the following are correct statements? Select all that apply.

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A toy unicorn is thrown off the top of the WHS balcony horizontally at 8m/s and lands gracefully 3s later. What is the unicorn's horizontal distance from the balcony?

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A toy unicorn is thrown off the top of the WHS balcony horizontally at 8m/s and lands gracefully 3s later. How high is the balcony?

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What is the value of the vertical acceleration as a projectile rises?

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What is the value of the vertical acceleration as a projectile falls?

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What is the relationship between the total time of a projectile's flight and the time it takes to rise?

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What is the relationship between the total time of a projectile's flight and the time it takes to fall?

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Unit 4&5 Comp Quiz

A student swings a yo-yo above her head in a uniform circular motion with the mass rotating 1.4m away from her body, the center of rotation. Select the overhead drawing that illustrates the centripetal acceleration.

What is the horizontal component of a baseball moving at 50 m/s at 20⁰ above the horizontal. Do not include the unit.

What is the vertical component of a baseball moving at 50 m/s at 20⁰ above the horizontal. Do not include the unit.

A dart is fired from two nerf dart guns at the same time. Gun A is pointed horizontal. Gun B is 35 degrees above the horizontal. What occurs?

What is the tangential velocity of a 0.081 kg tetherball that rotates in a circle with a radius of 0.58 m above the top of the pole accelerating at 31.6m/s2? Do not worry about the units.

What is the gravitational force on a 2.00kg rock on the surface of Mars if Mars has a mass of 5.683 x 1026 kg and a radius of 5.82 x 106 m? Don't worry about the unit.

What mistake did Cavendish make when calculating the Universal Gravitational Constant?

How did Galileo correct Aristotle who thought that heavier objects have a greater acceleration?

What did Newton discover about gravity?

How is the gravitational force of a planet affected when a space ship gets closer to the planet?

What is the magnitude and direction of the centripetal force of a naughty teen that is driving donuts in a parking lot in a 770kg car in a radius of 12m at 8m/s?

A water balloon is thrown directly down at an innocent bystander below. The soon-to-be-punished fraternity student hurled the balloon at 21m/s, and it accelerated due to gravity for 1.4 seconds. How fast was the balloon traveling before it hit the innocent bystander? Ignore units.

A bird flies with a velocity of 20m/sec at an angle of 30 degrees. Select the correct evaluation.

A kite is blown with a velocity of 35m/sec at an angle of 20 degrees. Find the components.

A marble is launched by dropping it through a marble launcher. The marble took 0.37s to land 0.64m from where it was launched. Find the horizontal velocity of the marble as it launches.

As a projectile travels through the air its horizontal velocity will be...

What can be correctly state about a cow’s vertical acceleration when launched over a barn?

A bullet is fired above the horizontal forward. If the bullet is travelling at 200 m/s and it takes .3s to reach the target, neglecting air resistance. Which of the following are correct statements? Select all that apply.

A toy unicorn is thrown off the top of the WHS balcony horizontally at 8m/s and lands gracefully 3s later. What is the unicorn's horizontal distance from the balcony?

A toy unicorn is thrown off the top of the WHS balcony horizontally at 8m/s and lands gracefully 3s later. How high is the balcony?

What is the value of the vertical acceleration as a projectile rises?

What is the value of the vertical acceleration as a projectile falls?

What is the relationship between the total time of a projectile's flight and the time it takes to rise?

What is the relationship between the total time of a projectile's flight and the time it takes to fall?

Where along a vertical projection's path is the vertical velocity zero?

A student swings a yo-yo above her head in a uniform circular motion with the mass rotating 1.4m away from her body, the center of rotation. Select the overhead drawing that illustrates the centripetal acceleration.

What is the horizontal component of a baseball moving at 50 m/s at 20⁰ above the horizontal. Do not include the unit.

What is the vertical component of a baseball moving at 50 m/s at 20⁰ above the horizontal. Do not include the unit.

A dart is fired from two nerf dart guns at the same time. Gun A is pointed horizontal. Gun B is 35 degrees above the horizontal. What occurs?

What is the tangential velocity of a 0.081 kg tetherball that rotates in a circle with a radius of 0.58 m above the top of the pole accelerating at 31.6m/s2? Do not worry about the units.

What is the gravitational force on a 2.00kg rock on the surface of Mars if Mars has a mass of 5.683 x 1026 kg and a radius of 5.82 x 106 m? Don't worry about the unit.

What mistake did Cavendish make when calculating the Universal Gravitational Constant?

How did Galileo correct Aristotle who thought that heavier objects have a greater acceleration?

What did Newton discover about gravity?

How is the gravitational force of a planet affected when a space ship gets closer to the planet?

What is the magnitude and direction of the centripetal force of a naughty teen that is driving donuts in a parking lot in a 770kg car in a radius of 12m at 8m/s?

A water balloon is thrown directly down at an innocent bystander below. The soon-to-be-punished fraternity student hurled the balloon at 21m/s, and it accelerated due to gravity for 1.4 seconds. How fast was the balloon traveling before it hit the innocent bystander? Ignore units.

A bird flies with a velocity of 20m/sec at an angle of 30 degrees. Select the correct evaluation.

A kite is blown with a velocity of 35m/sec at an angle of 20 degrees. Find the components.

A marble is launched by dropping it through a marble launcher. The marble took 0.37s to land 0.64m from where it was launched. Find the horizontal velocity of the marble as it launches.

As a projectile travels through the air its horizontal velocity will be...

What can be correctly state about a cow’s vertical acceleration when launched over a barn?

A bullet is fired above the horizontal forward. If the bullet is travelling at 200 m/s and it takes .3s to reach the target, neglecting air resistance. Which of the following are correct statements? Select all that apply.

A toy unicorn is thrown off the top of the WHS balcony horizontally at 8m/s and lands gracefully 3s later. What is the unicorn's horizontal distance from the balcony?

A toy unicorn is thrown off the top of the WHS balcony horizontally at 8m/s and lands gracefully 3s later. How high is the balcony?

What is the value of the vertical acceleration as a projectile rises?

What is the value of the vertical acceleration as a projectile falls?

What is the relationship between the total time of a projectile's flight and the time it takes to rise?

What is the relationship between the total time of a projectile's flight and the time it takes to fall?

Where along a vertical projection's path is the vertical velocity zero?