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suter [353]
4 years ago
11

PLEASE HELP ONLY 5 QUESTIONS

Physics
2 answers:
Phantasy [73]4 years ago
8 0
1. b or c
2. c
3. a? or d
4.
5. a
Butoxors [25]4 years ago
4 0

1. c

2. c

3. d

4. b

5. c


i just took the test and got them all right

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What is the difference between a tropical storm and a hurricane
vazorg [7]

Answer and Explanation:

Tropical storm:

The point at which the tropical depression intensifies and can sustain a maximum wind speed in the range of 39-73 mph, it is termed as a tropical storm.

Hurricane:

A hurricane is that type of tropical cyclone which includes with it high speed winds and thunderstorms and the intensity of the sustained wind speed is 74 mph or more than this.

Hurricanes are the most intense tropical cyclones.

The only difference between the tropical storm and hurricane is in the intensity.

7 0
4 years ago
How old is a bone if it still has 50% of its carbon-14 content?
Degger [83]

Answer:

5730 years

Explanation:

The half life of carbon-14 is 5730 years.  If 50% of the carbon-14 remains, then exactly 1 half life has passed.

The half-life equation is:

A = A₀ (½)^(t / T)

where A is the remaining amount,

A₀ is the initial amount,

t is time,

and T is the half life.

In this case, A = ½ A₀ and T = 5730.

½ A₀ = A₀ (½)^(t / 5730)

½ = (½)^(t / 5730)

1 = t / 5730

t = 5730

6 0
3 years ago
In the early universe and in stars, deuterium nuclei are produced from the combination of one proton and one neutron, with the r
poizon [28]

Answer:

Q = q_e = 1.6 \times 10^{-19} C

Explanation:

As we know that charge is always conserved

so here we have

initial total charge = final total charge

also we know that gamma rays are chargeless and massless particles

so we have

charge on deuterium is given as

Q = charge on proton + charge on neutron - charge on gamma

so we have

Q = 1.6 \times 10^{-19}

Q = q_e = 1.6 \times 10^{-19} C

6 0
3 years ago
A car (mass = 1090 kg) is traveling at 30.4 m/s when it collides head-on with a sport utility vehicle (mass = 2880 kg) traveling
Thepotemich [5.8K]

Answer:

The sport utility vehicle was traveling at V2= 11.5 m/s.

Explanation:

m1= 1090 kg

V1= 30.4 m/s

m2= 2880 kg

V2= ?

m1*V1 = m2*V2

V2= (m1*V1)/m2

V2= 11.5 m/s

7 0
4 years ago
What is the quantity of matter that an object contains called? A. mass B. weight C. volume D. density
Setler79 [48]
The answer would be A) Mass
3 0
3 years ago
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