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Physics

10/05/22

Im not sure how to answer this question

Suppose a large rock is ejected from the volcano with a speed of 27m/s and at an angle of 33 degrees above the horizontal, as shown in the figure below. The rock strikes the ground at an altitude... more

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Physics

10/05/22

Help me pleeeeeeeeeeeeese

What is the velocity of a ball rolling 23.0274 meters in 48.06 seconds?

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Physics

10/05/22

Energy Question

A 70-kg professional cyclist is climbing a mountain road at an average speed of 23.1 km/h. The road has an average slope of 3.4 degrees and is 11.3km long. If the cyclist’s power output averages at... more

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Physics

10/05/22

Physics Force Question

A baseball player throws a ball at a nearby boulder. The ball hits the boulder with a speed of 39 m/s and then bounces straight up to a height of 15 m above the boulder.Assuming that the rotational... more

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Physics

10/05/22

Im not sure how to go about answering this question

A jet plane flying from Darwin, Australia has an air speed of 260m/s in a direction 5 degrees south of west. The plane is in the jet stream which is blowing at 35m/s in a direction 20 degrees south... more

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Physics

10/05/22

Enter your answer in m/s

A truck with a crate in its bed drives around a horizontal circular turn of radius 27.4 m. The crate is held in place only by static friction, and the coefficient of static friction between the... more

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Physics

10/04/22

I need help on my homework

A rocket is launched straight up with the speed of 804 m/s. What is The Rock is displacement after 29.8 seconds.

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Physics

10/04/22

What is her final speed after this elapsed time? how much time did she save compared to continuing at her initial speed?

A cyclist sprints at the end of her road race in an attempt to clinch a victory. She has an initial speed of 9.5m/s9.5m/s and accelerates at a rate of 0.50m/s^2 for 7.00s. Include units as... more

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Physics

10/04/22

physics question

A cannon is placed on the edge of a 300m high cliff as shown in the figure. The cannon is fired at angle of  = 30 with respect to the horizontal and the cannonball leaves the cannon at a speed of... more

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Physics

10/04/22

physics question

An 8.0kg block is being pulled up a rough incline by a 20 N force. The incline makes an angle of 37 with respect to the horizontal and the coefficient of kinetic friction between the block and the... more

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Physics

10/04/22

physics question

A satellite with a mass of 80kg is in a circular orbit around the Moon. The satellite is a distance of 5.0 x 105 m above the surface of the Moon. (MMOON = 7.4 x 1022 kg, RMOON = 1.7 x 106 m) a.... more

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Physics

10/04/22

Physics question

You apply a horizontal force of 12N to the right to a 3.0kg box that is sliding to the right with an initial speed of 4.0m/s on a rough horizontal surface. The coefficient of kinetic friction... more

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Physics

10/04/22

Physics question

A 20kg block of ice that is sitting on the surface of a frozen lake is being pulled by two people (Anna and Elsa) using ropes. (Assume there is no friction.) Anna is pulling the block to the north... more

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Physics

10/04/22

A soccer ball was kicked toward the goal. The horizontal component of velocity was 22 m/s and the vertical component was 12 m/s . What is the magnitude of the resultant velocity of the soccer ball?

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Physics Math Calculus Precalculus

10/04/22

A store generates Monday through Thursday sales of $150, $125, $75, and $180. What sales on Friday would give a weekday average of $155?

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Physics

10/03/22

(a) If under these conditions it takes the bird 20min20min to travel 6km6km, what is the speed of the wind?

A seagull flies with an air speed of 14m/s14m/s straight into the wind. Include units as appropriate below.(a) If under these conditions it takes the bird 20min20min to travel 6km6km, what is the... more

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Physics

10/03/22

a) At what angle above the horizontal was the ball thrown if its initial speed was 15m/s, assuming the smaller of the two possible angles was used?

A rugby player passes a ball 8m8m across a field to a teammate, where it is caught at the same height as it left his hand. Treat the effect of air resistance to be negligible. Include units as... more

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Physics

10/03/22

What is the speed of sound (in m/s) in carbon dioxide at the normal boiling temperature of water?

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Physics

10/03/22

Approximately how many times louder is a 155-dB sound than a 75-dB sound?

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Physics

10/03/22

Vf^2=Vi^2+(-g)(Yf-Yi)

Maximum Height derive from kinematic formula

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Physics

10/03/22

Determine the distance and time for each particle to acquire a kinetic energy of 3.2×10−16J. 3.2 × 10 −16 J .

An electron and a proton, each starting from rest, are accelerated by the same uniform electric field of 200 N/C. Determine the distance and time for each particle to acquire a kinetic energy... more

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Physics

10/03/22

(a) Does the proton reach the plate? (b) If not, how far from the plate does it turn around?

From a distance of 10 cm, a proton is projected with a speed of 𝑣=4.0×106m/s directly at a large, positively charged plate whose charge density is 𝜎=2.0×10−5C/m2. (a) Does the proton reach the... more

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Physics

10/02/22

A plane is headed due west with an air speed of 215 m/s. The wind blows south at 20.0 m/s. Find the velocity of the plane relative to the earth.

Find the velocity of the plane relative to the earth.magnitude: 215 m/sdirection: ? degrees south of westhow do i find the direction

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Physics

10/02/22

projectile motion

A baseball player hits a home run over the left-ﬁeld fence, which is 105 m from home plate. The ball is hit at a point 1.00m directly above home plate, with an initial velocity directed 31.0º above... more

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Physics

10/02/22

High School AP Physics

Is this an area you tutor in regularly?

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Im not sure how to answer this question

Help me pleeeeeeeeeeeeese

Energy Question

Physics Force Question

Im not sure how to go about answering this question

Enter your answer in m/s

I need help on my homework

What is her final speed after this elapsed time? how much time did she save compared to continuing at her initial speed?

physics question

physics question

physics question

Physics question

Physics question

A soccer ball was kicked toward the goal. The horizontal component of velocity was 22 m/s and the vertical component was 12 m/s . What is the magnitude of the resultant velocity of the soccer ball?

A store generates Monday through Thursday sales of $150, $125, $75, and $180. What sales on Friday would give a weekday average of $155?

(a) If under these conditions it takes the bird 20min20min to travel 6km6km, what is the speed of the wind?

a) At what angle above the horizontal was the ball thrown if its initial speed was 15m/s, assuming the smaller of the two possible angles was used?

What is the speed of sound (in m/s) in carbon dioxide at the normal boiling temperature of water?

Approximately how many times louder is a 155-dB sound than a 75-dB sound?

Vf^2=Vi^2+(-g)(Yf-Yi)

Determine the distance and time for each particle to acquire a kinetic energy of 3.2×10−16J. 3.2 × 10 −16 J .

(a) Does the proton reach the plate? (b) If not, how far from the plate does it turn around?

A plane is headed due west with an air speed of 215 m/s. The wind blows south at 20.0 m/s. Find the velocity of the plane relative to the earth.

projectile motion

High School AP Physics

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