Newest AP physics Questions | Wyzant Ask An Expert

08/25/20

Fountain physics problem

Water from a large cylinder is coming to the fountain. The cylinder has a hole of diameter d=2 cm through which the water comes up. The water is coming at a speed of 12 m/s.I need solutions for... more

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Ap Physics Physics Mechanics Waves

08/25/20

Vibrations question

Suppressive vibrations (oscillations) happen so that the amplitude of the third vibration is 11,02 times greater than the amplitude of the sixth vibration. The frequency of the vibrations is 0,5... more

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Ap Physics Physics Physics C

08/16/20

What is the direction of the normal force acting on an object?

It is always vertically upwards It can be vertically upwards or downwards It can be vertically upwards or at an angle to the vertical in the upward direction It can never be in the horizontal... more

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Ap Physics Physics Mechanics Kinematics

08/15/20

Falling and bouncing ball problem

I have this interesting physics problem I can't solve. Could you please explain it in simple terms?A small ball thrown vertically down from height of 4,9 m with initial speed of 9,8 m/s hit a... more

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Ap Physics Science Physics Physical Science

08/11/20

Very hard hanging rod problem

A straight rod of 30 cm and 600 g mass is horizontally hanged on two upright, parallel and light threads, both of them attached with distances of 5 cm and 10 cm from its ends. Find tension forces... more

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Ap Physics Ap Calculus

07/29/20

calculating speed of an accelerating vehicle

When a vehicle accelerates from a dead stop and continues to accelerate, calculate its approximate speed after traveling 860 feet based upon the following published reports of the vehicle's... more

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Ap Physics

04/29/20

Please help with this long response ap question

Block 1 is resting on the floor with block 2 at rest on top of it. Block 3, at rest on a smooth table with negligible friction, is attached to block 2 by a string that passes over a pulley, as... more

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Ap Physics

04/28/20

Help with this long response physics problem

Students conduct an experiment to study the motion of two toy rockets. In the first experiment, rocket X of mass mR is launched vertically upward with an initial speed v0 at time t=0. The rocket... more

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Ap Physics Science Physics

04/23/20

AP Physics: All objects are placed at the top of a smooth incline and started simultaneously (symmetry axis) . In what order do they cross the finish line- and why?

Consider a race between the following objects: A: playground ball (hollow, heavy rubber ball aka sphere) B: lacrosse ball (small, solid rubber ball) C: segment of cylindrical metal lab pole--... more

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Ap Physics Science Biology Chemistry

04/19/20

What is the volume of hydrogen at a pressure of 1.06 atm if 200 cm3 of hydrogen is collected at a pressure of 1.00 atm?

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Ap Physics Science Biology Chemistry

04/18/20

From the volume, temperature, and pressure calculate the number of moles and the mass in grams for the gas listed below.

5.00 L SO2 at 21°C and 0.95 atm

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Ap Physics Science Biology Chemistry

04/18/20

Determine the volume occupied by 0.582 moles of a gas at 15°C if the pressure is 622 mmHg.

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Ap Physics Science Biology Chemistry

04/18/20

What is the volume of a gas at -20°C if the gas occupied 50.0 cm3 at a temperature of 0°C?

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Ap Physics Science Biology Chemistry

04/18/20

If a sample of a gas occupies 6.8 L at 327°C, what will be its volume at 27°C if the pressure does not change?

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Ap Physics Science Biology Chemistry

04/18/20

A gas sample occupies 200 mL at 760 mmHg. What volume does the gas occupy at 400 mmHg?

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Ap Physics Science Biology Chemistry

04/18/20

What is the volume of hydrogen at a pressure of 1.06 atm if 200 cm3 of hydrogen is collected at a pressure of 1.00 atm?

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Answers •1

Ap Physics

04/15/20

i am having trouble with this ap physics

An archer tests various arrowheads by shooting arrows at a pumpkin that is suspended from a tree branch by a rope, as shown to the right. When struck head-on by the arrow, the pumpkin swings upward... more

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Ap Physics Physics

04/09/20

A circular coil enclosing an area of 89.5 cm2 is made of 140 turns of copper wire as shown in the figure.

A circular coil enclosing an area of 89.5 cm2 is made of 140 turns of copper wire as shown in the figure. When viewed from the right the coil is wound counter-clockwise. A 7.6 Ω resistor is... more

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Ap Physics Science

04/09/20

Please Help ASAP! Motion in two dimensions!

A Coast Guard cutter detects an unidentified ship at a distance 35.0 km in the direction 25.0° east of north. The ship is traveling at 46.0 km/h on a course at 35.0° east of north. The Coast Guard... more

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Ap Physics Science Biology Chemistry

04/02/20

According to the following balanced reaction, how many grams of NO are formed from 388 grams of NO2 if there is plenty of water present? 3 NO2(g) + H2O(l) → 2 HNO3(aq) + NO(g) (Please help Urgent)

Formula: 3 NO2(g) + H2O(l) → 2 HNO3(aq) + NO(g)

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Ap Physics Science Biology Chemistry

04/02/20

Automotive air bags inflate when sodium azide, NaN3, rapidly decomposed into N2 and Na by the following reaction: 2 NaN3 --> 2 Na + 3 N2. In order to fill an air bag, 75.0 grams of N2 must be formed.

Question: How many grams of NaN3 must react to form 75.0 grams of N2.

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Ap Physics Science Biology Chemistry

04/02/20

How many grams of Li3N can be formed from 12.1 grams of Li? Assume an excess of nitrogen (N2). 6 Li(s) + N2(g) → 2 Li3N(s)

Formula: 6 Li(s) + N2(g) → 2 Li3N(s)

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Ap Physics Science Biology Chemistry

04/02/20

According to the following balanced reaction, how many grams of NO are formed from 388 grams of NO2 if there is plenty of water present? 3 NO2(g) + H2O(l) → 2 HNO3(aq) + NO(g) (Please help Urgent)

Formula: 3 NO2(g) + H2O(l) → 2 HNO3(aq) + NO(g)

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Ap Physics Physics

03/29/20

Gravity and the Solar System

Calculate the density of a planet, in terms of the Earth's density p(sub E), if it is the same size as Earth but has a gravitational field strength that is 1.20 times that of Earth.

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Ap Physics Math Science Calculus

02/24/20

more physics q's i need help with

a solar probe is orbiting the sun and its closest approach brings it approximately 1.8 x 10^10 m from the center of the sun. At this point in its orbit, it travels at a speed of 110,000 m/s. what... more

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Fountain physics problem

Vibrations question

What is the direction of the normal force acting on an object?

Falling and bouncing ball problem

Very hard hanging rod problem

calculating speed of an accelerating vehicle

Please help with this long response ap question

Help with this long response physics problem

AP Physics: All objects are placed at the top of a smooth incline and started simultaneously (symmetry axis) . In what order do they cross the finish line- and why?

What is the volume of hydrogen at a pressure of 1.06 atm if 200 cm3 of hydrogen is collected at a pressure of 1.00 atm?

From the volume, temperature, and pressure calculate the number of moles and the mass in grams for the gas listed below.

Determine the volume occupied by 0.582 moles of a gas at 15°C if the pressure is 622 mmHg.

What is the volume of a gas at -20°C if the gas occupied 50.0 cm3 at a temperature of 0°C?

If a sample of a gas occupies 6.8 L at 327°C, what will be its volume at 27°C if the pressure does not change?

A gas sample occupies 200 mL at 760 mmHg. What volume does the gas occupy at 400 mmHg?

What is the volume of hydrogen at a pressure of 1.06 atm if 200 cm3 of hydrogen is collected at a pressure of 1.00 atm?

i am having trouble with this ap physics

A circular coil enclosing an area of 89.5 cm2 is made of 140 turns of copper wire as shown in the figure.

Please Help ASAP! Motion in two dimensions!

According to the following balanced reaction, how many grams of NO are formed from 388 grams of NO2 if there is plenty of water present? 3 NO2(g) + H2O(l) → 2 HNO3(aq) + NO(g) (Please help Urgent)

Automotive air bags inflate when sodium azide, NaN3, rapidly decomposed into N2 and Na by the following reaction: 2 NaN3 --> 2 Na + 3 N2. In order to fill an air bag, 75.0 grams of N2 must be formed.

How many grams of Li3N can be formed from 12.1 grams of Li? Assume an excess of nitrogen (N2). 6 Li(s) + N2(g) → 2 Li3N(s)

According to the following balanced reaction, how many grams of NO are formed from 388 grams of NO2 if there is plenty of water present? 3 NO2(g) + H2O(l) → 2 HNO3(aq) + NO(g) (Please help Urgent)

Gravity and the Solar System

more physics q's i need help with

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