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natita [175]
3 years ago
15

According to Newton's 1st law of motion, which object below will not change speed or direction of motion without an additional f

orce acting on it? a soccerball flying through the air the Moon in its orbit around the Earth a ball rolling across the grass a jar sitting on a shelf
Biology
1 answer:
ahrayia [7]3 years ago
8 0
I think the answer is the moon in its orbit around the Earth 
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A population of cheetahs has a birth rate of 5 and a death rate of 15. Immigration is 2, and emigration is 4. What is its popula
TiliK225 [7]

The answer is -12

Starting with a base of 0 cheetahs:

  1. 5 are born (0+5=5)
  2. 15 die (5-15=-10)
  3. 2 come (-10+2=-8)
  4. 4 leave (-8-4=-12)

After everything happens, the cheetah population has overall lost 12 cheetahs.

4 0
4 years ago
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The result of the following cross indicates the orange eyes are _____ black eyes. Two aliens of the P generation are crossed. Bo
Dima020 [189]

Answer:

<h2>Recessive to </h2>

Explanation:

1. As given here, both parents are black, and their 247 progeny out of 333 are black, it  clearly indicates that 3/4 progeny is parental phenotype and 1/4 is different type.

2. This clearly show that both parents are heretogyzous, one allele is dominant and one is recessive.

3. Here black is dominant over blue.

4. Dominant allele express them-self in dominant homogyzous as well as heterogyzous condition.

5 0
4 years ago
What is the purpose of dissecting a flower? What does it help us investigate?
Andreyy89

Answer:

Flower Dissection A good way to learn about the reproductive parts of a plant is by dissecting a flower. Lilies, irises, or any flower with large parts work well for this project. Use flowers from your yard or check with a local florist for free discarded flowers.

Explanation:

4 0
3 years ago
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What are two ways scientists use evidence of past environments preserved in rock?
Aleonysh [2.5K]

I think it is A and D (at least those are the ones that made the most sence to me).

7 0
3 years ago
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During which of the following phases of cellular respiration does substrate-level phosphorylation take place? During which of th
AveGali [126]

Answer:

Substrate-level phosphorylation, which is a process of forming ATP by the physical addition of a phosphate group to ADP can take place in the cytoplasm during glycolysis or inside the mitochondrial matrix during the Krebs cycle.

Explanation:

Substrate-level phosphorylation is a metabolic reaction that results in the formation of ATP or GTP by the direct transfer of a phosphoryl (PO3) group to ADP or GDP from another phosphorylated compound.

3 0
3 years ago
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