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juin [17]
3 years ago
13

Doing an assignment need some help

Biology
1 answer:
Sladkaya [172]3 years ago
7 0

answer would be A I believe. Im not 100% sure though.

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Una persona hala un trineo a lo largo de un espacio horizontal de 9 m la cuerda con que sa hala forma un ángulo de 60° con la ho
polet [3.4K]

Answer:

978,75 Newton metro.

Explicación:

El trabajo realizado es de 978,75 Newton metro cuando la fuerza es de 125 newton, la distancia es de 9 metros y el ángulo es de 60 grados porque cuando usamos la fórmula del trabajo realizado obtenemos esta respuesta. La fórmula del trabajo es fuerza x desplazamiento x Sin (θ). θ muestra la dirección y el ángulo en el que se realiza la fuerza. Entonces, multiplicando todos estos valores obtenemos la respuesta para el trabajo realizado, que es 978,75 Newton metro.

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3 years ago
Name any four materials that we should avoid using to save our environment and why?
juin [17]

Explanation:

. use reusable bags

. print as little as necessary

. recycle

. save electricity

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A gene can have many alleles. Why is it that any given person only carries two copies of each allele
Katyanochek1 [597]
Since diploid organisms have two copies of each chromosome, they have two of each gene. Since genes come in more than one version, an organism can have two of the same alleles of a gene, or two different alleles. This is important because alleles can be dominant, recessive, or codominant to each other.
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Which two systems are used in order for Signals travel down the spinal cord to the muscles
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The nervous system provides the link between thoughts and actions by relaying messages that travel so fast you don't even notice. Nerves and muscles, working together as the neuromuscular system, make your body move as you want it to.

Explanation:

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Some types of aquatic frogs
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this represents response to the environment

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