Recent questions in Physics

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What is the x value for the system of equations shown below?y=-1/2x + 4 1/22=y-2xA.1B.4C.-1D.2

Grishka asked Jul 18, 2023

by Grishka

6.8k points

1 answer

5 votes

69.7k views

Which type of force if due to the masses of objects. A. electromagnetic. B. strong nuclear. C. weak nuclear. D.gravitational.

Jasper Kennis asked Jul 18, 2023

by Jasper Kennis

6.0k points

2 answers

12 votes

60.0k views

Which one of the following is not an electromagnetic wave? sound waves gamma rays radio waves ultraviolet infrared

Dennis Martinez asked Jul 18, 2023

by Dennis Martinez

5.9k points

1 answer

5 votes

233k views

Electric fields are usually created when _____ are transferred between objects? *.

J Sprague asked Jul 18, 2023

by J Sprague

6.6k points

1 answer

0 votes

31.9k views

If you throw a 0.3 kg ball straight up with an initial speed of 21 m/s, how high will it climb? Round your answer to the nearest tenth and include the appropriate unit.

Won asked Jul 18, 2023

by Won

7.1k points

1 answer

0 votes

155k views

Using Newton's second law of motion, calculate the force necessary to accelerate a race car with a mass of 1100 kg to an acceleration of 25 m/s2.

Mike Organek asked Jul 18, 2023

by Mike Organek

5.9k points

1 answer

0 votes

102k views

Sunspots, flares, prominences, and coronal mass ejections are all caused by.

FFirmenich asked Jul 18, 2023

by FFirmenich

5.5k points

1 answer

25 votes

49.4k views

What is magnestism? Explain

FireAlkazar asked Jul 18, 2023

by FireAlkazar

6.2k points

2 answers

3 votes

12.0k views

Use the graph to determine the object's average velocity. What is the average velocity of the object?

Tsangares asked Jul 18, 2023

by Tsangares

6.1k points

1 answer

22 votes

207k views

Two 2.8 kg physical science textbooks on a bookshelf are 0.37 m apart. What is the magnitude of the gravitational attractionbetween the books? Answer must be in N

Anton Tananaev asked Jul 18, 2023

by Anton Tananaev

5.9k points

1 answer

5 votes

195k views

Calculate the zero error in vernier caliper_____________?

Ramesh Lamani asked Jul 18, 2023

by Ramesh Lamani

6.3k points

1 answer

2 votes

196k views

7. Falling objects drop with an acceleration of 9.8 m/s². If an Olympic high diver steps off the 10 m platform and falls for 1.4s, what velocity will she enter the water at?

Queso asked Jul 18, 2023

by Queso

5.9k points

2 answers

2 votes

6.1k views

3. A Gas has a volume of 35 Liters at 10 atm pressure. To expand the volume to 80 Liters, what will the pressure be? 4. A Gas has a volume of 85 Liters at 20 Celsius. What will its volume be in liters

Levivanzele asked Jul 18, 2023

by Levivanzele

6.4k points

1 answer

13 votes

121k views

What is the resistance (in Ω) of a 7.50 ✕ 102 Ω, a 2.40 kΩ, and 4.50 kΩ resistor connected in parallel?

Heferav asked Jul 18, 2023

by Heferav

6.9k points

1 answer

4 votes

77.1k views

A spring (k = 1000 N/m) has a length of 50 cm when zero to net force is applied to it. What will its length bewhen 230 N of force is applied to stretch it?

Vosmith asked Jul 18, 2023

by Vosmith

6.5k points

1 answer

2 votes

85.3k views

How much force does it take to start moving the 50kg box

Enver Dzhaparoff asked Jul 18, 2023

by Enver Dzhaparoff

6.3k points

1 answer

2 votes

160k views

Both Transverse and Longitudinal Waves transmit____and not_____ A power, work B work, power C energy, matter D matter, energy

AvidJoe asked Jul 18, 2023

by AvidJoe

6.0k points

1 answer

22 votes

226k views

How long (in years) can a battery that can supply 8.30e4 J run a pocket calculator that consumes energy at the rate of 1.10e-3 W?

Khargoosh asked Jul 18, 2023

by Khargoosh

5.6k points

1 answer

0 votes

56.2k views

What force is large enough to change the direction of a planet? A. Gravity B. Friction C.Tension D. Air Resistance

RichEdwards asked Jul 18, 2023

by RichEdwards

6.6k points

1 answer

5 votes

128k views

Tritium has a half-life of 12.3 years. How many years will have elapsed when the radioactivity of a tritium sample has decreased to 10 percent of its original value?

Mage asked Jul 18, 2023

by Mage

6.3k points

2 answers

5 votes

157k views

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