Recent questions in Physics

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What is the main difference between cardio and strength-training activities? A. Cardio activities increase your physical strength, while strength-training activities work your heart and lungs. B. Cardio

Mhabiger asked Jul 19, 2023

by Mhabiger

6.2k points

2 answers

15 votes

75.7k views

Which fact is true during a fission chain reaction?(1 point)The total number of protons will increase over time.The total number of protons will increase over time.The total number of protons will decrease

Quaspas asked Jul 19, 2023

by Quaspas

6.9k points

1 answer

5 votes

206k views

Q4 Jess wants to investigate which materials are best at keeping She has three cups - one metal cup, one cardboard cup and one plastic cup. She plans to fill each cup with hot water from a kettle and put

Benjamin Muschko asked Jul 19, 2023

by Benjamin Muschko

6.0k points

2 answers

5 votes

207k views

The atmosphere has mass and produces friction as objects move through it. true or false

Relandom asked Jul 19, 2023

by Relandom

6.4k points

2 answers

25 votes

2.5k views

If Jenny has a mass of 45 kg, and is on Earth. What is Jenny's weight?

Sireesh Yarlagadda asked Jul 19, 2023

by Sireesh Yarlagadda

6.6k points

2 answers

5 votes

29.4k views

Yasmine is trying to determine if her toy moves fast or slow. What can she do to help her decide? Calculate how long the toy travels. Compare the speed of her toy to another similar toy. Measure the distance

Webfrogs asked Jul 19, 2023

by Webfrogs

6.5k points

2 answers

10 votes

118k views

If we rub two neutral objects

Giorgos Tsakonas asked Jul 19, 2023

by Giorgos Tsakonas

6.4k points

1 answer

13 votes

197k views

What is the maximum speed at which a car can safely travel around a circular track of radius 142 meters if the coefficient of friction between the tires and the road is 1.07? Include units in your answer.

ANisus asked Jul 19, 2023

by ANisus

6.4k points

1 answer

4 votes

195k views

A human cannonball is launched from a cannon at 20 m/s at 45° above the horizontal. What is the range of the human cannonball?

Vijay Ivaturi asked Jul 19, 2023

by Vijay Ivaturi

6.2k points

1 answer

3 votes

93.8k views

200 N of force is applied to an object causing it to accelerate at 10 m/s^2. What is the mass of the object?

Jaakko asked Jul 19, 2023

by Jaakko

5.7k points

1 answer

0 votes

233k views

If Given three resistors 10 ohm, 15 ohm and 1 ohm. Supply voltage is Vs= 25 V. (a) If the resistors are connected in series across Vs, find the volt drop across each resistor. (b) If the resistors are

Collin McGuire asked Jul 19, 2023

by Collin McGuire

6.9k points

1 answer

1 vote

137k views

A 0.50-kg croquet ball is initially at rest on the grass. When the ball is struck by a mallet, the average force exerted on it is 200 N. Part A If the ball's speed after being struck is 5.6 m/s, for what

Travis Tidwell asked Jul 19, 2023

by Travis Tidwell

6.2k points

1 answer

4 votes

90.1k views

A toaster oven ( 1500 w), an large AC unit ( 1700 w), and 100 watt bulb are connected in parallel with a 120 volt. Determine the total energy used by these appliances in a day in kwh. The time of usage

Leonov Mike asked Jul 19, 2023

by Leonov Mike

6.6k points

1 answer

5 votes

206k views

Which condition must exist in order for conduction to occur between two substances?

Funtime asked Jul 19, 2023

by Funtime

6.5k points

1 answer

2 votes

168k views

What is the force of attraction of two object with a mass of 30kg separated with a distance of 10m

Artur asked Jul 19, 2023

by Artur

6.7k points

1 answer

4 votes

94.6k views

i am studying for a test and i need help answering this question please! i don't know what the answer would be!!

Joshua Drake asked Jul 19, 2023

by Joshua Drake

5.7k points

1 answer

5 votes

140k views

When you use the front brakes on your bicycle, why does your body want to rotate over the front wheel

Rohit Mittal asked Jul 19, 2023

by Rohit Mittal

6.5k points

1 answer

17 votes

212k views

A wrestler comes of the mat holding his right forearm flexed at the elbow and pronated, with his shoulder medially rotated and displaced inferiorly. which of his bones is most likely broken?

Sumukh Barve asked Jul 19, 2023

by Sumukh Barve

6.2k points

1 answer

3 votes

190k views

Is the statement down below true or false? A planet's path is an ellipse centered on the sun, according to Kepler's first law

Alexsandra Guerra asked Jul 19, 2023

by Alexsandra Guerra

5.5k points

1 answer

21 votes

215k views

The mass of an apple is 84g and the volume is 120 cm^3. Calculate the density in g/cm^3

Tanvir Ather asked Jul 19, 2023

by Tanvir Ather

5.6k points

1 answer

3 votes

79.4k views

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