If planets do not produce their own light, how are we able to see mars and venus in the night sky

Most stars have planets moving around them. Planets are round objects that orbit a star. They don't create their own light. They only reflect light from stars.

Reflect - to bounce back

✿   this landform has a high elevation and a high relief

✿   this landform is a mountain

ans.

in united states (us), the first leading cause of death for both women and men is heart diseases that leads to more than half of the deaths. heart diseases develop due to narrow arteries, buildup of plaque in blood capillaries that arises difficulties in blood flow.

the second leading cause of deaths in us is cancer that affects individuals of all ages. it develops due to uncontrolled growth and spread of tumor cells, which results in death if the not controlled or treated.

the third leading cause of deaths in us is copd or chronic obstructive pulmonary disease. it includes difficulty in breathing, chest infections, and persistent cough. smocking is a leading cause of copd and around 80% of copd deaths occur due to smoking.

thus, the correct answer is 'option). cancer, copd, and heart disease.'