Module 1-what is science ?

What type of graph shows change over time?

• Circle Graph

• Line Graph

• Bar Graph

A scientific ____________ is a statement that DESCRIBES what happens in nature.

• law

• theory

• method

Maha measured a greeting card and found that it was 1 decimetre long. How many centimetres are in 1 decimetre?

• 1 cm

• 10 centimetres

• 100 centimetres

Water boils at ____

• 100°F , 373 K , 212 °C

• 100°C , 373 K , 212 °F

• 1000C, 373 0F, 212 K

The study of matter and energy and the interactions between them.

• Earth science

• Physical science

• Life science

A useful hypothesis

• is a testable statement

• is a random guess

• is changed throughout the scientific method.

What SI unit is used to measure electric current?

• Seconds

• Amperes

• Kelvin

What property is described by the measurement 400 S?

• Mass

• Temperature

• Time

Which of the following is the correct prefix for 10-6?

• milli- (m)

• micro- ()

• nano- (n)

Salama wanted to see if different types of fertilizer influence sunflower growth. What is the dependent variable?

• type of fertilizer

• color of sunflowers

• growth of sunflowers