How does secondhand smoke affect children?

It increases their asthma rates.

It increases their attention span.

It increases their learning ability.

It increases their chance of obesity.

Which statement does not correctly describe a theory? A. It is directly testable. B. It can be used to make predictions. C. It can be modified as new discoveries are made. D. It is based on scientific evidence.

Which of Newton's Laws explains why satellites need very little fuel to stay in orbit? a) 'First Law B Second Law C Third Law

Clouds form in the atmosphere through the process of

What must be the orbital speed of a satellite in a circular orbit 740 km above the surface of the earth?

A woman drives 6 miles, accelerating uniformly from rest to 70 mph. How long does it take for her to reach 70 mph?

Slope 1/2 y-intercept - 5

The water level in identical bowls, A and B, is exactly the same. A contains only water; B contains floating ice as well as water. When we weigh the bowls, we find that Group of answer choices

A man pushes down on a lever with 45 N and the lever moves 1.5 meters. The other end of the lever lifts a 87.6 N box. 4 meters. What is the efficiency of the lever?

The shape of an electron cloud is determined by the electrons. True or False

Describe how the motion of a planet (like Mars) among the stars of the zodiac on the sky is qualitatively different from the motion of an object like our Sun among the stars of the zodiac.