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A ________ is an automatic switch that stops the flow of electric current in a suddenly overloaded or otherwise abnormally stressed electric circuit. A) Fuse B) Circuit breaker C) Transformer D) Ground

Doug Rohrer asked Dec 27, 2024

by Doug Rohrer

7.5k points

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2 votes

96.4k views

The amount of energy required to raise one gram of a substance 1°C can be used to identify unknown substances. Which term describes this property? A. solubility B. specific heat C. melting point D. chemical

Zachzurn asked Dec 27, 2024

by Zachzurn

7.6k points

1 answer

1 vote

91.7k views

How many bronze Knuts are there to a Sickle?

Zirkelc asked Dec 27, 2024

by Zirkelc

7.8k points

1 answer

2 votes

104k views

A ball is thrown vertically upwards with a velocity of 29.5 m/s. How high will the ball rise (in meters)? (use g = 10 m/s²) A. 20.5 m B. 31.5 m C. 43.5 m D. 56.5 m

Levy asked Dec 27, 2024

by Levy

8.0k points

1 answer

1 vote

77.7k views

Two observers are standing on the shore 2 miles apart at points F and G and measure the angle to a sailboat at point H at the same time. Angle F is 63° and angle G is 56°. Find the distance from the sailboat

Mihai Zamfir asked Dec 27, 2024

by Mihai Zamfir

7.9k points

1 answer

5 votes

217k views

In a calorimetry experiment, the heat capacity of the calorimeter used in parts a and b is determined by: A) Measuring the change in temperature. B) Calculating the heat transfer. C) Analyzing the pressure

VDanyliuk asked Dec 27, 2024

by VDanyliuk

8.5k points

1 answer

3 votes

195k views

If the child drops a 1-kg ball out the back of the wagon so that the ball is at rest relative to the ground, what is the final speed of the child and wagon?

Matt Magpayo asked Dec 27, 2024

by Matt Magpayo

8.0k points

1 answer

5 votes

140k views

The _______ theory bes explains how we hear sounds above 4000Hz.

Aniel asked Dec 27, 2024

by Aniel

8.8k points

1 answer

3 votes

215k views

Two particles each weigh 1.17 N. Find the magnitude of their mutual gravitational force when they are separated by a distance of 19.0 cm.

Manifestor asked Dec 27, 2024

by Manifestor

8.7k points

1 answer

3 votes

189k views

A pumpkin is dropped off the roof of a building. The pumpkin falls for 8.3 seconds before smashing against the ground. What is the height of the building (in other words what distance did the pumpkin fall)?

Wagner Pereira asked Dec 27, 2024

by Wagner Pereira

8.0k points

1 answer

2 votes

212k views

A car driver moving at a speed of 100 km/h spends 2 s looking at a damaged car at the side of the road. Calculate the distance covered by his car during these 2s.

Rob Levine asked Dec 27, 2024

by Rob Levine

7.2k points

1 answer

1 vote

51.4k views

Explain inertia using newton's first law of motion

Shemene asked Dec 27, 2024

by Shemene

8.6k points

1 answer

1 vote

223k views

A car is travelling at a velocity of 2.0 m / s. It accelerates at a constant 0.20 m/s² for 2.5 minutes. What is the final velocity of the car? A 2.5 m / s B 5.2 m / s C 30 m / s D 32 m / s

Rudolf asked Dec 27, 2024

by Rudolf

7.8k points

1 answer

2 votes

12.8k views

What is the maximum velocity of the 0.0100kg mass object if it bounces 3.00 cm above and below its equilibrium position? a) (0.15 m/s) b) (0.30 m/s) c) (0.45 m/s) d) (0.60 m/s)

Piotr Malec asked Dec 27, 2024

by Piotr Malec

8.7k points

1 answer

4 votes

25.6k views

What energy generation mechanism can power the Sun for billions of years? 1) Nuclear fusion 2) Nuclear fission 3) Chemical reactions 4) Solar panels

Evandro Coan asked Dec 27, 2024

by Evandro Coan

7.8k points

1 answer

3 votes

87.1k views

The moment an FT is frozen...

MikaAK asked Dec 27, 2024

by MikaAK

7.2k points

1 answer

0 votes

176k views

Assume a perfectly vertical plane, smooth surface with no deflection and an elastic ball. the moment the ball reaches the lower surface, kinetic energy is at maximum when the ball strikes the lower surface,

RickK asked Dec 27, 2024

by RickK

7.9k points

1 answer

0 votes

189k views

Which of the following has the highest moment of inertia when each of them has the same mass and the same outer radius. A. A ring about its axis, perpendicular to the plane of the ring. B. A disc about

Rinti asked Dec 27, 2024

by Rinti

8.2k points

1 answer

2 votes

99.0k views

A power plant in a polar region uses ammonia for the working fluid and the boiler exit is 60 ÌŠC, 1000 kPa, and the condenser operates at -15 ÌŠC. The plant has one open feedwater heater with an exit state

Mikarnage asked Dec 27, 2024

by Mikarnage

7.8k points

1 answer

3 votes

187k views

how do galaxies found in clusters tend to differ from isolated galaxies? describe the differences by color, type, star populations, and star formation

DavidsKanal asked Dec 27, 2024

by DavidsKanal

8.2k points

1 answer

1 vote

192k views

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