The first runner because it is very clear that accelarition depends on the time and we know that the time in this case is pretty simple
Answer:
<h2>a</h2><h2> move with an increasing velocity</h2>
Answer: Explanation:
She can measure the volume and mass of the marble, the volume and mass of the water, and the volume and mass of the graduated cylinder. She can measure the volume and mass of the marble, the volume and mass of the water, and the mass of the graduated cylinder.
Answer:
q = 13 C
Explanation:
Given that,
Electric current, I = 20 A
The starter motor runs for 0.65 s before the car engine starts up.
We need to find how much of electric charge passes through the starter motor. Let it is q.
Electric current = electric charge/time
So, 13 C of electric charge passes through the starter motor.
Answer:
Teeth start developing in the unborn baby. Good nutrition from the mother during pregnancy is important in tooth development. The mother's diet should have adequate amounts of calcium, phosphorus, vitamin C, and vitamin D. Certain medicines (such as tetracycline) should not be taken during pregnancy. These can cause the unborn baby’s developing teeth to be discolored. There are 4 main stages of tooth development:
The first stage begins in the unborn baby at about 6 weeks of pregnancy (gestation). This is when the basic substance of the tooth forms.
Next, the hard tissue that surrounds the teeth is formed around 3 to 4 months of gestation.
After the child is born, the next stage occurs when the tooth actually sticks out (protrudes) through the gum.
Finally, the child loses the primary or baby teeth.
Explanation:
